Home / 1,591.08-2,375.73-1,425.48

Finding the Fourth Proportional to 1,591.08, 2,375.73 and 1,425.48

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Solution

The fourth proportional to 1,591.08, 2,375.73 and 1,425.48 is: 2,128.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591.08 : 2,375.73 = 1,425.48 : x
  2. Step 2: Convert to fraction form
    1,591.08/2,375.73 = 1,425.48/x
  3. Step 3: Cross multiply
    1,591.08x = 2,375.73 × 1,425.48
  4. Step 4: Simplify right side
    1,591.08x = 3,386,555.60
  5. Step 5: Solve for x
    x = 3,386,555.60/1,591.08
  6. Step 6: Final answer
    x = 2,128.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.