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Finding the Fourth Proportional to 10,473.70, 15,692.10 and 5,532.45

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Solution

The fourth proportional to 10,473.70, 15,692.10 and 5,532.45 is: 8,288.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,473.70 : 15,692.10 = 5,532.45 : x
  2. Step 2: Convert to fraction form
    10,473.70/15,692.10 = 5,532.45/x
  3. Step 3: Cross multiply
    10,473.70x = 15,692.10 × 5,532.45
  4. Step 4: Simplify right side
    10,473.70x = 86,815,758.65
  5. Step 5: Solve for x
    x = 86,815,758.65/10,473.70
  6. Step 6: Final answer
    x = 8,288.93

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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.