Home / 7,587.14-10,470.12-4,229.90

Finding the Fourth Proportional to 7,587.14, 10,470.12 and 4,229.90

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Solution

The fourth proportional to 7,587.14, 10,470.12 and 4,229.90 is: 5,837.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.14 : 10,470.12 = 4,229.90 : x
  2. Step 2: Convert to fraction form
    7,587.14/10,470.12 = 4,229.90/x
  3. Step 3: Cross multiply
    7,587.14x = 10,470.12 × 4,229.90
  4. Step 4: Simplify right side
    7,587.14x = 44,287,560.59
  5. Step 5: Solve for x
    x = 44,287,560.59/7,587.14
  6. Step 6: Final answer
    x = 5,837.19

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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.