Home / 6,702.15-9,250.29-3,871.36

Finding the Fourth Proportional to 6,702.15, 9,250.29 and 3,871.36

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Solution

The fourth proportional to 6,702.15, 9,250.29 and 3,871.36 is: 5,343.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,702.15 : 9,250.29 = 3,871.36 : x
  2. Step 2: Convert to fraction form
    6,702.15/9,250.29 = 3,871.36/x
  3. Step 3: Cross multiply
    6,702.15x = 9,250.29 × 3,871.36
  4. Step 4: Simplify right side
    6,702.15x = 35,811,214.26
  5. Step 5: Solve for x
    x = 35,811,214.26/6,702.15
  6. Step 6: Final answer
    x = 5,343.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.