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Finding the Fourth Proportional to 8,710.56, 13,047.36 and 4,034.40

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Solution

The fourth proportional to 8,710.56, 13,047.36 and 4,034.40 is: 6,043.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710.56 : 13,047.36 = 4,034.40 : x
  2. Step 2: Convert to fraction form
    8,710.56/13,047.36 = 4,034.40/x
  3. Step 3: Cross multiply
    8,710.56x = 13,047.36 × 4,034.40
  4. Step 4: Simplify right side
    8,710.56x = 52,638,269.18
  5. Step 5: Solve for x
    x = 52,638,269.18/8,710.56
  6. Step 6: Final answer
    x = 6,043.04

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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.