Home / 6,724.68-10,088.60-6,613.11

Finding the Fourth Proportional to 6,724.68, 10,088.60 and 6,613.11

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Solution

The fourth proportional to 6,724.68, 10,088.60 and 6,613.11 is: 9,921.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,724.68 : 10,088.60 = 6,613.11 : x
  2. Step 2: Convert to fraction form
    6,724.68/10,088.60 = 6,613.11/x
  3. Step 3: Cross multiply
    6,724.68x = 10,088.60 × 6,613.11
  4. Step 4: Simplify right side
    6,724.68x = 66,716,988.48
  5. Step 5: Solve for x
    x = 66,716,988.48/6,724.68
  6. Step 6: Final answer
    x = 9,921.21

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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.