Home / 1,508.22-2,077.02-1,503.66

Finding the Fourth Proportional to 1,508.22, 2,077.02 and 1,503.66

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Solution

The fourth proportional to 1,508.22, 2,077.02 and 1,503.66 is: 2,070.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508.22 : 2,077.02 = 1,503.66 : x
  2. Step 2: Convert to fraction form
    1,508.22/2,077.02 = 1,503.66/x
  3. Step 3: Cross multiply
    1,508.22x = 2,077.02 × 1,503.66
  4. Step 4: Simplify right side
    1,508.22x = 3,123,131.89
  5. Step 5: Solve for x
    x = 3,123,131.89/1,508.22
  6. Step 6: Final answer
    x = 2,070.74

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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.