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Finding the Fourth Proportional to 10,473.36, 15,700.08 and 3,895.04

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Solution

The fourth proportional to 10,473.36, 15,700.08 and 3,895.04 is: 5,838.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,473.36 : 15,700.08 = 3,895.04 : x
  2. Step 2: Convert to fraction form
    10,473.36/15,700.08 = 3,895.04/x
  3. Step 3: Cross multiply
    10,473.36x = 15,700.08 × 3,895.04
  4. Step 4: Simplify right side
    10,473.36x = 61,152,439.60
  5. Step 5: Solve for x
    x = 61,152,439.60/10,473.36
  6. Step 6: Final answer
    x = 5,838.86

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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.