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Finding the Fourth Proportional to 7,059.60, 9,737.92 and 4,669.56

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Solution

The fourth proportional to 7,059.60, 9,737.92 and 4,669.56 is: 6,441.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,059.60 : 9,737.92 = 4,669.56 : x
  2. Step 2: Convert to fraction form
    7,059.60/9,737.92 = 4,669.56/x
  3. Step 3: Cross multiply
    7,059.60x = 9,737.92 × 4,669.56
  4. Step 4: Simplify right side
    7,059.60x = 45,471,801.72
  5. Step 5: Solve for x
    x = 45,471,801.72/7,059.60
  6. Step 6: Final answer
    x = 6,441.13

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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.