Home / 8,702.26-13,055.82-3,434.02

Finding the Fourth Proportional to 8,702.26, 13,055.82 and 3,434.02

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Solution

The fourth proportional to 8,702.26, 13,055.82 and 3,434.02 is: 5,151.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,702.26 : 13,055.82 = 3,434.02 : x
  2. Step 2: Convert to fraction form
    8,702.26/13,055.82 = 3,434.02/x
  3. Step 3: Cross multiply
    8,702.26x = 13,055.82 × 3,434.02
  4. Step 4: Simplify right side
    8,702.26x = 44,833,947.00
  5. Step 5: Solve for x
    x = 44,833,947.00/8,702.26
  6. Step 6: Final answer
    x = 5,151.99

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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.