Home / 3,052.40-4,211.92-1,726.16

Finding the Fourth Proportional to 3,052.40, 4,211.92 and 1,726.16

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Solution

The fourth proportional to 3,052.40, 4,211.92 and 1,726.16 is: 2,381.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,052.40 : 4,211.92 = 1,726.16 : x
  2. Step 2: Convert to fraction form
    3,052.40/4,211.92 = 1,726.16/x
  3. Step 3: Cross multiply
    3,052.40x = 4,211.92 × 1,726.16
  4. Step 4: Simplify right side
    3,052.40x = 7,270,447.83
  5. Step 5: Solve for x
    x = 7,270,447.83/3,052.40
  6. Step 6: Final answer
    x = 2,381.88

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1.5x scale

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.