Home / 2,591.68-3,575.92-1,472.35

Finding the Fourth Proportional to 2,591.68, 3,575.92 and 1,472.35

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Solution

The fourth proportional to 2,591.68, 3,575.92 and 1,472.35 is: 2,031.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591.68 : 3,575.92 = 1,472.35 : x
  2. Step 2: Convert to fraction form
    2,591.68/3,575.92 = 1,472.35/x
  3. Step 3: Cross multiply
    2,591.68x = 3,575.92 × 1,472.35
  4. Step 4: Simplify right side
    2,591.68x = 5,265,005.81
  5. Step 5: Solve for x
    x = 5,265,005.81/2,591.68
  6. Step 6: Final answer
    x = 2,031.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.