Home / 1,817.92-2,508.69-1,031.95

Finding the Fourth Proportional to 1,817.92, 2,508.69 and 1,031.95

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Solution

The fourth proportional to 1,817.92, 2,508.69 and 1,031.95 is: 1,424.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.92 : 2,508.69 = 1,031.95 : x
  2. Step 2: Convert to fraction form
    1,817.92/2,508.69 = 1,031.95/x
  3. Step 3: Cross multiply
    1,817.92x = 2,508.69 × 1,031.95
  4. Step 4: Simplify right side
    1,817.92x = 2,588,842.65
  5. Step 5: Solve for x
    x = 2,588,842.65/1,817.92
  6. Step 6: Final answer
    x = 1,424.07

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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.