Home / 4,355.74-5,997.81-3,938.95

Finding the Fourth Proportional to 4,355.74, 5,997.81 and 3,938.95

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Solution

The fourth proportional to 4,355.74, 5,997.81 and 3,938.95 is: 5,423.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,355.74 : 5,997.81 = 3,938.95 : x
  2. Step 2: Convert to fraction form
    4,355.74/5,997.81 = 3,938.95/x
  3. Step 3: Cross multiply
    4,355.74x = 5,997.81 × 3,938.95
  4. Step 4: Simplify right side
    4,355.74x = 23,625,073.70
  5. Step 5: Solve for x
    x = 23,625,073.70/4,355.74
  6. Step 6: Final answer
    x = 5,423.89

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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.