Home / 3,677.46-5,510.70-3,147.22

Finding the Fourth Proportional to 3,677.46, 5,510.70 and 3,147.22

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Solution

The fourth proportional to 3,677.46, 5,510.70 and 3,147.22 is: 4,716.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.46 : 5,510.70 = 3,147.22 : x
  2. Step 2: Convert to fraction form
    3,677.46/5,510.70 = 3,147.22/x
  3. Step 3: Cross multiply
    3,677.46x = 5,510.70 × 3,147.22
  4. Step 4: Simplify right side
    3,677.46x = 17,343,385.25
  5. Step 5: Solve for x
    x = 17,343,385.25/3,677.46
  6. Step 6: Final answer
    x = 4,716.13

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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.