Home / 6,888.20-9,501.89-4,494.78

Finding the Fourth Proportional to 6,888.20, 9,501.89 and 4,494.78

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Solution

The fourth proportional to 6,888.20, 9,501.89 and 4,494.78 is: 6,200.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888.20 : 9,501.89 = 4,494.78 : x
  2. Step 2: Convert to fraction form
    6,888.20/9,501.89 = 4,494.78/x
  3. Step 3: Cross multiply
    6,888.20x = 9,501.89 × 4,494.78
  4. Step 4: Simplify right side
    6,888.20x = 42,708,882.66
  5. Step 5: Solve for x
    x = 42,708,882.66/6,888.20
  6. Step 6: Final answer
    x = 6,200.30

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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.