Home / 6,552.90-9,041.59-3,899.79

Finding the Fourth Proportional to 6,552.90, 9,041.59 and 3,899.79

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Solution

The fourth proportional to 6,552.90, 9,041.59 and 3,899.79 is: 5,380.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,552.90 : 9,041.59 = 3,899.79 : x
  2. Step 2: Convert to fraction form
    6,552.90/9,041.59 = 3,899.79/x
  3. Step 3: Cross multiply
    6,552.90x = 9,041.59 × 3,899.79
  4. Step 4: Simplify right side
    6,552.90x = 35,260,302.27
  5. Step 5: Solve for x
    x = 35,260,302.27/6,552.90
  6. Step 6: Final answer
    x = 5,380.87

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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.