Home / 3,713.46-5,570.28-1,248.24

Finding the Fourth Proportional to 3,713.46, 5,570.28 and 1,248.24

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Solution

The fourth proportional to 3,713.46, 5,570.28 and 1,248.24 is: 1,872.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.46 : 5,570.28 = 1,248.24 : x
  2. Step 2: Convert to fraction form
    3,713.46/5,570.28 = 1,248.24/x
  3. Step 3: Cross multiply
    3,713.46x = 5,570.28 × 1,248.24
  4. Step 4: Simplify right side
    3,713.46x = 6,953,046.31
  5. Step 5: Solve for x
    x = 6,953,046.31/3,713.46
  6. Step 6: Final answer
    x = 1,872.39

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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.