Home / 3,718.40-5,577.24-2,257.16

Finding the Fourth Proportional to 3,718.40, 5,577.24 and 2,257.16

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Solution

The fourth proportional to 3,718.40, 5,577.24 and 2,257.16 is: 3,385.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.40 : 5,577.24 = 2,257.16 : x
  2. Step 2: Convert to fraction form
    3,718.40/5,577.24 = 2,257.16/x
  3. Step 3: Cross multiply
    3,718.40x = 5,577.24 × 2,257.16
  4. Step 4: Simplify right side
    3,718.40x = 12,588,723.04
  5. Step 5: Solve for x
    x = 12,588,723.04/3,718.40
  6. Step 6: Final answer
    x = 3,385.52

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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.