Home / 8,316.70-11,475.36-5,293.04

Finding the Fourth Proportional to 8,316.70, 11,475.36 and 5,293.04

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Solution

The fourth proportional to 8,316.70, 11,475.36 and 5,293.04 is: 7,303.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.70 : 11,475.36 = 5,293.04 : x
  2. Step 2: Convert to fraction form
    8,316.70/11,475.36 = 5,293.04/x
  3. Step 3: Cross multiply
    8,316.70x = 11,475.36 × 5,293.04
  4. Step 4: Simplify right side
    8,316.70x = 60,739,482.12
  5. Step 5: Solve for x
    x = 60,739,482.12/8,316.70
  6. Step 6: Final answer
    x = 7,303.32

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Double scale
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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.