Home / 7,470.29-11,205.43-2,276.17

Finding the Fourth Proportional to 7,470.29, 11,205.43 and 2,276.17

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Solution

The fourth proportional to 7,470.29, 11,205.43 and 2,276.17 is: 3,414.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470.29 : 11,205.43 = 2,276.17 : x
  2. Step 2: Convert to fraction form
    7,470.29/11,205.43 = 2,276.17/x
  3. Step 3: Cross multiply
    7,470.29x = 11,205.43 × 2,276.17
  4. Step 4: Simplify right side
    7,470.29x = 25,505,429.90
  5. Step 5: Solve for x
    x = 25,505,429.90/7,470.29
  6. Step 6: Final answer
    x = 3,414.25

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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.