Home / 6,859.20-10,281.87-2,702.13

Finding the Fourth Proportional to 6,859.20, 10,281.87 and 2,702.13

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Solution

The fourth proportional to 6,859.20, 10,281.87 and 2,702.13 is: 4,050.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,859.20 : 10,281.87 = 2,702.13 : x
  2. Step 2: Convert to fraction form
    6,859.20/10,281.87 = 2,702.13/x
  3. Step 3: Cross multiply
    6,859.20x = 10,281.87 × 2,702.13
  4. Step 4: Simplify right side
    6,859.20x = 27,782,949.38
  5. Step 5: Solve for x
    x = 27,782,949.38/6,859.20
  6. Step 6: Final answer
    x = 4,050.46

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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.