Home / 5,590.45-7,717.18-3,773.83

Finding the Fourth Proportional to 5,590.45, 7,717.18 and 3,773.83

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Solution

The fourth proportional to 5,590.45, 7,717.18 and 3,773.83 is: 5,209.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.45 : 7,717.18 = 3,773.83 : x
  2. Step 2: Convert to fraction form
    5,590.45/7,717.18 = 3,773.83/x
  3. Step 3: Cross multiply
    5,590.45x = 7,717.18 × 3,773.83
  4. Step 4: Simplify right side
    5,590.45x = 29,123,306.53
  5. Step 5: Solve for x
    x = 29,123,306.53/5,590.45
  6. Step 6: Final answer
    x = 5,209.47

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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.