Home / 4,031.13-6,046.65-1,109.43

Finding the Fourth Proportional to 4,031.13, 6,046.65 and 1,109.43

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Solution

The fourth proportional to 4,031.13, 6,046.65 and 1,109.43 is: 1,664.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,031.13 : 6,046.65 = 1,109.43 : x
  2. Step 2: Convert to fraction form
    4,031.13/6,046.65 = 1,109.43/x
  3. Step 3: Cross multiply
    4,031.13x = 6,046.65 × 1,109.43
  4. Step 4: Simplify right side
    4,031.13x = 6,708,334.91
  5. Step 5: Solve for x
    x = 6,708,334.91/4,031.13
  6. Step 6: Final answer
    x = 1,664.13

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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.