Home / 3,440.17-5,160.26-1,248.90

Finding the Fourth Proportional to 3,440.17, 5,160.26 and 1,248.90

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Solution

The fourth proportional to 3,440.17, 5,160.26 and 1,248.90 is: 1,873.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.17 : 5,160.26 = 1,248.90 : x
  2. Step 2: Convert to fraction form
    3,440.17/5,160.26 = 1,248.90/x
  3. Step 3: Cross multiply
    3,440.17x = 5,160.26 × 1,248.90
  4. Step 4: Simplify right side
    3,440.17x = 6,444,648.71
  5. Step 5: Solve for x
    x = 6,444,648.71/3,440.17
  6. Step 6: Final answer
    x = 1,873.35

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1.5x scale

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.