Home / 3,752.90-5,628.13-1,561.04

Finding the Fourth Proportional to 3,752.90, 5,628.13 and 1,561.04

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Solution

The fourth proportional to 3,752.90, 5,628.13 and 1,561.04 is: 2,341.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.90 : 5,628.13 = 1,561.04 : x
  2. Step 2: Convert to fraction form
    3,752.90/5,628.13 = 1,561.04/x
  3. Step 3: Cross multiply
    3,752.90x = 5,628.13 × 1,561.04
  4. Step 4: Simplify right side
    3,752.90x = 8,785,736.06
  5. Step 5: Solve for x
    x = 8,785,736.06/3,752.90
  6. Step 6: Final answer
    x = 2,341.05

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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.