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Finding the Fourth Proportional to 10,323.95, 15,484.64 and 3,304.71

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Solution

The fourth proportional to 10,323.95, 15,484.64 and 3,304.71 is: 4,956.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,323.95 : 15,484.64 = 3,304.71 : x
  2. Step 2: Convert to fraction form
    10,323.95/15,484.64 = 3,304.71/x
  3. Step 3: Cross multiply
    10,323.95x = 15,484.64 × 3,304.71
  4. Step 4: Simplify right side
    10,323.95x = 51,172,228.13
  5. Step 5: Solve for x
    x = 51,172,228.13/10,323.95
  6. Step 6: Final answer
    x = 4,956.65

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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.