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Finding the Fourth Proportional to 9,957.27, 14,928.98 and 4,407.58

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Solution

The fourth proportional to 9,957.27, 14,928.98 and 4,407.58 is: 6,608.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,957.27 : 14,928.98 = 4,407.58 : x
  2. Step 2: Convert to fraction form
    9,957.27/14,928.98 = 4,407.58/x
  3. Step 3: Cross multiply
    9,957.27x = 14,928.98 × 4,407.58
  4. Step 4: Simplify right side
    9,957.27x = 65,800,614.31
  5. Step 5: Solve for x
    x = 65,800,614.31/9,957.27
  6. Step 6: Final answer
    x = 6,608.30

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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.