Home / 9,237.60-12,747.78-5,045.85

Finding the Fourth Proportional to 9,237.60, 12,747.78 and 5,045.85

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Solution

The fourth proportional to 9,237.60, 12,747.78 and 5,045.85 is: 6,963.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237.60 : 12,747.78 = 5,045.85 : x
  2. Step 2: Convert to fraction form
    9,237.60/12,747.78 = 5,045.85/x
  3. Step 3: Cross multiply
    9,237.60x = 12,747.78 × 5,045.85
  4. Step 4: Simplify right side
    9,237.60x = 64,323,385.71
  5. Step 5: Solve for x
    x = 64,323,385.71/9,237.60
  6. Step 6: Final answer
    x = 6,963.21

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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.