Home / 3,752.49-5,622.66-2,287.20

Finding the Fourth Proportional to 3,752.49, 5,622.66 and 2,287.20

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Solution

The fourth proportional to 3,752.49, 5,622.66 and 2,287.20 is: 3,427.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.49 : 5,622.66 = 2,287.20 : x
  2. Step 2: Convert to fraction form
    3,752.49/5,622.66 = 2,287.20/x
  3. Step 3: Cross multiply
    3,752.49x = 5,622.66 × 2,287.20
  4. Step 4: Simplify right side
    3,752.49x = 12,860,147.95
  5. Step 5: Solve for x
    x = 12,860,147.95/3,752.49
  6. Step 6: Final answer
    x = 3,427.10

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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.