Home / 8,710.85-13,058.38-5,591.74

Finding the Fourth Proportional to 8,710.85, 13,058.38 and 5,591.74

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Solution

The fourth proportional to 8,710.85, 13,058.38 and 5,591.74 is: 8,382.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710.85 : 13,058.38 = 5,591.74 : x
  2. Step 2: Convert to fraction form
    8,710.85/13,058.38 = 5,591.74/x
  3. Step 3: Cross multiply
    8,710.85x = 13,058.38 × 5,591.74
  4. Step 4: Simplify right side
    8,710.85x = 73,019,065.78
  5. Step 5: Solve for x
    x = 73,019,065.78/8,710.85
  6. Step 6: Final answer
    x = 8,382.54

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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.