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Finding the Fourth Proportional to 10,626.59, 15,939.06 and 3,701.09

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Solution

The fourth proportional to 10,626.59, 15,939.06 and 3,701.09 is: 5,551.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,626.59 : 15,939.06 = 3,701.09 : x
  2. Step 2: Convert to fraction form
    10,626.59/15,939.06 = 3,701.09/x
  3. Step 3: Cross multiply
    10,626.59x = 15,939.06 × 3,701.09
  4. Step 4: Simplify right side
    10,626.59x = 58,991,895.58
  5. Step 5: Solve for x
    x = 58,991,895.58/10,626.59
  6. Step 6: Final answer
    x = 5,551.35

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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.