Home / 6,375.18-8,798.04-3,542.55

Finding the Fourth Proportional to 6,375.18, 8,798.04 and 3,542.55

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Solution

The fourth proportional to 6,375.18, 8,798.04 and 3,542.55 is: 4,888.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,375.18 : 8,798.04 = 3,542.55 : x
  2. Step 2: Convert to fraction form
    6,375.18/8,798.04 = 3,542.55/x
  3. Step 3: Cross multiply
    6,375.18x = 8,798.04 × 3,542.55
  4. Step 4: Simplify right side
    6,375.18x = 31,167,496.60
  5. Step 5: Solve for x
    x = 31,167,496.60/6,375.18
  6. Step 6: Final answer
    x = 4,888.88

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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.