Home / 3,718.18-5,577.11-1,252.99

Finding the Fourth Proportional to 3,718.18, 5,577.11 and 1,252.99

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Solution

The fourth proportional to 3,718.18, 5,577.11 and 1,252.99 is: 1,879.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.18 : 5,577.11 = 1,252.99 : x
  2. Step 2: Convert to fraction form
    3,718.18/5,577.11 = 1,252.99/x
  3. Step 3: Cross multiply
    3,718.18x = 5,577.11 × 1,252.99
  4. Step 4: Simplify right side
    3,718.18x = 6,988,061.50
  5. Step 5: Solve for x
    x = 6,988,061.50/3,718.18
  6. Step 6: Final answer
    x = 1,879.43

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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.