Home / 6,119.20-9,158.41-4,650.13

Finding the Fourth Proportional to 6,119.20, 9,158.41 and 4,650.13

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Solution

The fourth proportional to 6,119.20, 9,158.41 and 4,650.13 is: 6,959.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.20 : 9,158.41 = 4,650.13 : x
  2. Step 2: Convert to fraction form
    6,119.20/9,158.41 = 4,650.13/x
  3. Step 3: Cross multiply
    6,119.20x = 9,158.41 × 4,650.13
  4. Step 4: Simplify right side
    6,119.20x = 42,587,797.09
  5. Step 5: Solve for x
    x = 42,587,797.09/6,119.20
  6. Step 6: Final answer
    x = 6,959.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.