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Finding the Fourth Proportional to 9,954.52, 14,917.65 and 4,687.54

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Solution

The fourth proportional to 9,954.52, 14,917.65 and 4,687.54 is: 7,024.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,954.52 : 14,917.65 = 4,687.54 : x
  2. Step 2: Convert to fraction form
    9,954.52/14,917.65 = 4,687.54/x
  3. Step 3: Cross multiply
    9,954.52x = 14,917.65 × 4,687.54
  4. Step 4: Simplify right side
    9,954.52x = 69,927,081.08
  5. Step 5: Solve for x
    x = 69,927,081.08/9,954.52
  6. Step 6: Final answer
    x = 7,024.66

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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.