Home / 11,465.28-17,185.74-7,292.16

Finding the Fourth Proportional to 11,465.28, 17,185.74 and 7,292.16

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Solution

The fourth proportional to 11,465.28, 17,185.74 and 7,292.16 is: 10,930.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,465.28 : 17,185.74 = 7,292.16 : x
  2. Step 2: Convert to fraction form
    11,465.28/17,185.74 = 7,292.16/x
  3. Step 3: Cross multiply
    11,465.28x = 17,185.74 × 7,292.16
  4. Step 4: Simplify right side
    11,465.28x = 125,321,165.80
  5. Step 5: Solve for x
    x = 125,321,165.80/11,465.28
  6. Step 6: Final answer
    x = 10,930.49

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Half scale
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Double scale
Find fourth proportional to 11,466.28, 17,187.24 and 7,293.16
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.