Home / 9,285.22-13,909.24-5,585.39

Finding the Fourth Proportional to 9,285.22, 13,909.24 and 5,585.39

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Solution

The fourth proportional to 9,285.22, 13,909.24 and 5,585.39 is: 8,366.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,285.22 : 13,909.24 = 5,585.39 : x
  2. Step 2: Convert to fraction form
    9,285.22/13,909.24 = 5,585.39/x
  3. Step 3: Cross multiply
    9,285.22x = 13,909.24 × 5,585.39
  4. Step 4: Simplify right side
    9,285.22x = 77,688,446.49
  5. Step 5: Solve for x
    x = 77,688,446.49/9,285.22
  6. Step 6: Final answer
    x = 8,366.90

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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.