Home / 1,817.44-2,508.06-1,031.74

Finding the Fourth Proportional to 1,817.44, 2,508.06 and 1,031.74

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Solution

The fourth proportional to 1,817.44, 2,508.06 and 1,031.74 is: 1,423.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.44 : 2,508.06 = 1,031.74 : x
  2. Step 2: Convert to fraction form
    1,817.44/2,508.06 = 1,031.74/x
  3. Step 3: Cross multiply
    1,817.44x = 2,508.06 × 1,031.74
  4. Step 4: Simplify right side
    1,817.44x = 2,587,663.42
  5. Step 5: Solve for x
    x = 2,587,663.42/1,817.44
  6. Step 6: Final answer
    x = 1,423.80

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1.5x scale

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.