Home / 3,292.13-4,931.82-1,650.06

Finding the Fourth Proportional to 3,292.13, 4,931.82 and 1,650.06

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Solution

The fourth proportional to 3,292.13, 4,931.82 and 1,650.06 is: 2,471.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.13 : 4,931.82 = 1,650.06 : x
  2. Step 2: Convert to fraction form
    3,292.13/4,931.82 = 1,650.06/x
  3. Step 3: Cross multiply
    3,292.13x = 4,931.82 × 1,650.06
  4. Step 4: Simplify right side
    3,292.13x = 8,137,798.91
  5. Step 5: Solve for x
    x = 8,137,798.91/3,292.13
  6. Step 6: Final answer
    x = 2,471.89

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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.