Home / 1,776.92-2,452.65-1,031.04

Finding the Fourth Proportional to 1,776.92, 2,452.65 and 1,031.04

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Solution

The fourth proportional to 1,776.92, 2,452.65 and 1,031.04 is: 1,423.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776.92 : 2,452.65 = 1,031.04 : x
  2. Step 2: Convert to fraction form
    1,776.92/2,452.65 = 1,031.04/x
  3. Step 3: Cross multiply
    1,776.92x = 2,452.65 × 1,031.04
  4. Step 4: Simplify right side
    1,776.92x = 2,528,780.26
  5. Step 5: Solve for x
    x = 2,528,780.26/1,776.92
  6. Step 6: Final answer
    x = 1,423.13

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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.