Home / 1,627.60-2,245.71-1,037.92

Finding the Fourth Proportional to 1,627.60, 2,245.71 and 1,037.92

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Solution

The fourth proportional to 1,627.60, 2,245.71 and 1,037.92 is: 1,432.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627.60 : 2,245.71 = 1,037.92 : x
  2. Step 2: Convert to fraction form
    1,627.60/2,245.71 = 1,037.92/x
  3. Step 3: Cross multiply
    1,627.60x = 2,245.71 × 1,037.92
  4. Step 4: Simplify right side
    1,627.60x = 2,330,867.32
  5. Step 5: Solve for x
    x = 2,330,867.32/1,627.60
  6. Step 6: Final answer
    x = 1,432.09

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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.