Home / 9,617.44-13,272.08-5,425.69

Finding the Fourth Proportional to 9,617.44, 13,272.08 and 5,425.69

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Solution

The fourth proportional to 9,617.44, 13,272.08 and 5,425.69 is: 7,487.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,617.44 : 13,272.08 = 5,425.69 : x
  2. Step 2: Convert to fraction form
    9,617.44/13,272.08 = 5,425.69/x
  3. Step 3: Cross multiply
    9,617.44x = 13,272.08 × 5,425.69
  4. Step 4: Simplify right side
    9,617.44x = 72,010,172.12
  5. Step 5: Solve for x
    x = 72,010,172.12/9,617.44
  6. Step 6: Final answer
    x = 7,487.46

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Half scale
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Double scale
Find fourth proportional to 9,618.44, 13,273.46 and 5,426.69
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.