Home / 4,381.39-6,572.40-1,379.17

Finding the Fourth Proportional to 4,381.39, 6,572.40 and 1,379.17

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Solution

The fourth proportional to 4,381.39, 6,572.40 and 1,379.17 is: 2,068.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.39 : 6,572.40 = 1,379.17 : x
  2. Step 2: Convert to fraction form
    4,381.39/6,572.40 = 1,379.17/x
  3. Step 3: Cross multiply
    4,381.39x = 6,572.40 × 1,379.17
  4. Step 4: Simplify right side
    4,381.39x = 9,064,456.91
  5. Step 5: Solve for x
    x = 9,064,456.91/4,381.39
  6. Step 6: Final answer
    x = 2,068.85

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1.5x scale

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.