Home / 6,677.28-9,213.48-4,158.59

Finding the Fourth Proportional to 6,677.28, 9,213.48 and 4,158.59

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Solution

The fourth proportional to 6,677.28, 9,213.48 and 4,158.59 is: 5,738.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,677.28 : 9,213.48 = 4,158.59 : x
  2. Step 2: Convert to fraction form
    6,677.28/9,213.48 = 4,158.59/x
  3. Step 3: Cross multiply
    6,677.28x = 9,213.48 × 4,158.59
  4. Step 4: Simplify right side
    6,677.28x = 38,315,039.73
  5. Step 5: Solve for x
    x = 38,315,039.73/6,677.28
  6. Step 6: Final answer
    x = 5,738.12

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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.