Home / 5,905.20-8,853.68-2,616.52

Finding the Fourth Proportional to 5,905.20, 8,853.68 and 2,616.52

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Solution

The fourth proportional to 5,905.20, 8,853.68 and 2,616.52 is: 3,922.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.20 : 8,853.68 = 2,616.52 : x
  2. Step 2: Convert to fraction form
    5,905.20/8,853.68 = 2,616.52/x
  3. Step 3: Cross multiply
    5,905.20x = 8,853.68 × 2,616.52
  4. Step 4: Simplify right side
    5,905.20x = 23,165,830.79
  5. Step 5: Solve for x
    x = 23,165,830.79/5,905.20
  6. Step 6: Final answer
    x = 3,922.95

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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.