Home / 7,400.64-11,099.95-2,470.17

Finding the Fourth Proportional to 7,400.64, 11,099.95 and 2,470.17

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Solution

The fourth proportional to 7,400.64, 11,099.95 and 2,470.17 is: 3,704.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400.64 : 11,099.95 = 2,470.17 : x
  2. Step 2: Convert to fraction form
    7,400.64/11,099.95 = 2,470.17/x
  3. Step 3: Cross multiply
    7,400.64x = 11,099.95 × 2,470.17
  4. Step 4: Simplify right side
    7,400.64x = 27,418,757.32
  5. Step 5: Solve for x
    x = 27,418,757.32/7,400.64
  6. Step 6: Final answer
    x = 3,704.92

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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.