Home / 3,437.56-5,159.04-1,248.40

Finding the Fourth Proportional to 3,437.56, 5,159.04 and 1,248.40

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Solution

The fourth proportional to 3,437.56, 5,159.04 and 1,248.40 is: 1,873.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.56 : 5,159.04 = 1,248.40 : x
  2. Step 2: Convert to fraction form
    3,437.56/5,159.04 = 1,248.40/x
  3. Step 3: Cross multiply
    3,437.56x = 5,159.04 × 1,248.40
  4. Step 4: Simplify right side
    3,437.56x = 6,440,545.54
  5. Step 5: Solve for x
    x = 6,440,545.54/3,437.56
  6. Step 6: Final answer
    x = 1,873.58

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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.