Home / 4,253.60-6,381.41-1,332.13

Finding the Fourth Proportional to 4,253.60, 6,381.41 and 1,332.13

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Solution

The fourth proportional to 4,253.60, 6,381.41 and 1,332.13 is: 1,998.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.60 : 6,381.41 = 1,332.13 : x
  2. Step 2: Convert to fraction form
    4,253.60/6,381.41 = 1,332.13/x
  3. Step 3: Cross multiply
    4,253.60x = 6,381.41 × 1,332.13
  4. Step 4: Simplify right side
    4,253.60x = 8,500,845.09
  5. Step 5: Solve for x
    x = 8,500,845.09/4,253.60
  6. Step 6: Final answer
    x = 1,998.51

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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.