Home / 6,616.19-9,926.85-2,921.24

Finding the Fourth Proportional to 6,616.19, 9,926.85 and 2,921.24

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Solution

The fourth proportional to 6,616.19, 9,926.85 and 2,921.24 is: 4,382.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,616.19 : 9,926.85 = 2,921.24 : x
  2. Step 2: Convert to fraction form
    6,616.19/9,926.85 = 2,921.24/x
  3. Step 3: Cross multiply
    6,616.19x = 9,926.85 × 2,921.24
  4. Step 4: Simplify right side
    6,616.19x = 28,998,711.29
  5. Step 5: Solve for x
    x = 28,998,711.29/6,616.19
  6. Step 6: Final answer
    x = 4,382.99

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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.