Home / 5,890.19-8,131.24-3,737.82

Finding the Fourth Proportional to 5,890.19, 8,131.24 and 3,737.82

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Solution

The fourth proportional to 5,890.19, 8,131.24 and 3,737.82 is: 5,159.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890.19 : 8,131.24 = 3,737.82 : x
  2. Step 2: Convert to fraction form
    5,890.19/8,131.24 = 3,737.82/x
  3. Step 3: Cross multiply
    5,890.19x = 8,131.24 × 3,737.82
  4. Step 4: Simplify right side
    5,890.19x = 30,393,070.84
  5. Step 5: Solve for x
    x = 30,393,070.84/5,890.19
  6. Step 6: Final answer
    x = 5,159.95

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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.