Home / 2,475.19-3,416.92-1,591.50

Finding the Fourth Proportional to 2,475.19, 3,416.92 and 1,591.50

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Solution

The fourth proportional to 2,475.19, 3,416.92 and 1,591.50 is: 2,197.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.19 : 3,416.92 = 1,591.50 : x
  2. Step 2: Convert to fraction form
    2,475.19/3,416.92 = 1,591.50/x
  3. Step 3: Cross multiply
    2,475.19x = 3,416.92 × 1,591.50
  4. Step 4: Simplify right side
    2,475.19x = 5,438,024.20
  5. Step 5: Solve for x
    x = 5,438,024.20/2,475.19
  6. Step 6: Final answer
    x = 2,197.02

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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.