Home / 1,817.52-2,508.26-1,031.64

Finding the Fourth Proportional to 1,817.52, 2,508.26 and 1,031.64

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Solution

The fourth proportional to 1,817.52, 2,508.26 and 1,031.64 is: 1,423.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.52 : 2,508.26 = 1,031.64 : x
  2. Step 2: Convert to fraction form
    1,817.52/2,508.26 = 1,031.64/x
  3. Step 3: Cross multiply
    1,817.52x = 2,508.26 × 1,031.64
  4. Step 4: Simplify right side
    1,817.52x = 2,587,616.19
  5. Step 5: Solve for x
    x = 2,587,616.19/1,817.52
  6. Step 6: Final answer
    x = 1,423.71

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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.