Home / 5,377.14-7,426.08-3,702.87

Finding the Fourth Proportional to 5,377.14, 7,426.08 and 3,702.87

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Solution

The fourth proportional to 5,377.14, 7,426.08 and 3,702.87 is: 5,113.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.14 : 7,426.08 = 3,702.87 : x
  2. Step 2: Convert to fraction form
    5,377.14/7,426.08 = 3,702.87/x
  3. Step 3: Cross multiply
    5,377.14x = 7,426.08 × 3,702.87
  4. Step 4: Simplify right side
    5,377.14x = 27,497,808.85
  5. Step 5: Solve for x
    x = 27,497,808.85/5,377.14
  6. Step 6: Final answer
    x = 5,113.84

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1.5x scale

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.