Home / 8,343.20-11,513.12-4,565.61

Finding the Fourth Proportional to 8,343.20, 11,513.12 and 4,565.61

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Solution

The fourth proportional to 8,343.20, 11,513.12 and 4,565.61 is: 6,300.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,343.20 : 11,513.12 = 4,565.61 : x
  2. Step 2: Convert to fraction form
    8,343.20/11,513.12 = 4,565.61/x
  3. Step 3: Cross multiply
    8,343.20x = 11,513.12 × 4,565.61
  4. Step 4: Simplify right side
    8,343.20x = 52,564,436.15
  5. Step 5: Solve for x
    x = 52,564,436.15/8,343.20
  6. Step 6: Final answer
    x = 6,300.27

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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.