Home / 7,387.32-11,081.65-2,457.01

Finding the Fourth Proportional to 7,387.32, 11,081.65 and 2,457.01

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Solution

The fourth proportional to 7,387.32, 11,081.65 and 2,457.01 is: 3,685.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.32 : 11,081.65 = 2,457.01 : x
  2. Step 2: Convert to fraction form
    7,387.32/11,081.65 = 2,457.01/x
  3. Step 3: Cross multiply
    7,387.32x = 11,081.65 × 2,457.01
  4. Step 4: Simplify right side
    7,387.32x = 27,227,691.02
  5. Step 5: Solve for x
    x = 27,227,691.02/7,387.32
  6. Step 6: Final answer
    x = 3,685.73

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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.