Home / 1,445.52-2,176.02-1,244.58

Finding the Fourth Proportional to 1,445.52, 2,176.02 and 1,244.58

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Solution

The fourth proportional to 1,445.52, 2,176.02 and 1,244.58 is: 1,873.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445.52 : 2,176.02 = 1,244.58 : x
  2. Step 2: Convert to fraction form
    1,445.52/2,176.02 = 1,244.58/x
  3. Step 3: Cross multiply
    1,445.52x = 2,176.02 × 1,244.58
  4. Step 4: Simplify right side
    1,445.52x = 2,708,230.97
  5. Step 5: Solve for x
    x = 2,708,230.97/1,445.52
  6. Step 6: Final answer
    x = 1,873.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.