Home / 3,332.92-4,998.62-1,385.72

Finding the Fourth Proportional to 3,332.92, 4,998.62 and 1,385.72

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Solution

The fourth proportional to 3,332.92, 4,998.62 and 1,385.72 is: 2,078.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.92 : 4,998.62 = 1,385.72 : x
  2. Step 2: Convert to fraction form
    3,332.92/4,998.62 = 1,385.72/x
  3. Step 3: Cross multiply
    3,332.92x = 4,998.62 × 1,385.72
  4. Step 4: Simplify right side
    3,332.92x = 6,926,687.71
  5. Step 5: Solve for x
    x = 6,926,687.71/3,332.92
  6. Step 6: Final answer
    x = 2,078.26

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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.