Home / 1,591.52-2,387.28-1,548.32

Finding the Fourth Proportional to 1,591.52, 2,387.28 and 1,548.32

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Solution

The fourth proportional to 1,591.52, 2,387.28 and 1,548.32 is: 2,322.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591.52 : 2,387.28 = 1,548.32 : x
  2. Step 2: Convert to fraction form
    1,591.52/2,387.28 = 1,548.32/x
  3. Step 3: Cross multiply
    1,591.52x = 2,387.28 × 1,548.32
  4. Step 4: Simplify right side
    1,591.52x = 3,696,273.37
  5. Step 5: Solve for x
    x = 3,696,273.37/1,591.52
  6. Step 6: Final answer
    x = 2,322.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.