Home / 7,565.38-10,432.32-4,580.12

Finding the Fourth Proportional to 7,565.38, 10,432.32 and 4,580.12

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Solution

The fourth proportional to 7,565.38, 10,432.32 and 4,580.12 is: 6,315.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.38 : 10,432.32 = 4,580.12 : x
  2. Step 2: Convert to fraction form
    7,565.38/10,432.32 = 4,580.12/x
  3. Step 3: Cross multiply
    7,565.38x = 10,432.32 × 4,580.12
  4. Step 4: Simplify right side
    7,565.38x = 47,781,277.48
  5. Step 5: Solve for x
    x = 47,781,277.48/7,565.38
  6. Step 6: Final answer
    x = 6,315.78

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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.