Home / 1,818.18-2,508.54-1,032.20

Finding the Fourth Proportional to 1,818.18, 2,508.54 and 1,032.20

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Solution

The fourth proportional to 1,818.18, 2,508.54 and 1,032.20 is: 1,424.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818.18 : 2,508.54 = 1,032.20 : x
  2. Step 2: Convert to fraction form
    1,818.18/2,508.54 = 1,032.20/x
  3. Step 3: Cross multiply
    1,818.18x = 2,508.54 × 1,032.20
  4. Step 4: Simplify right side
    1,818.18x = 2,589,314.99
  5. Step 5: Solve for x
    x = 2,589,314.99/1,818.18
  6. Step 6: Final answer
    x = 1,424.12

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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.