Home / 6,552.20-9,041.56-3,899.12

Finding the Fourth Proportional to 6,552.20, 9,041.56 and 3,899.12

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Solution

The fourth proportional to 6,552.20, 9,041.56 and 3,899.12 is: 5,380.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,552.20 : 9,041.56 = 3,899.12 : x
  2. Step 2: Convert to fraction form
    6,552.20/9,041.56 = 3,899.12/x
  3. Step 3: Cross multiply
    6,552.20x = 9,041.56 × 3,899.12
  4. Step 4: Simplify right side
    6,552.20x = 35,254,072.47
  5. Step 5: Solve for x
    x = 35,254,072.47/6,552.20
  6. Step 6: Final answer
    x = 5,380.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.