Home / 5,519.24-7,616.90-3,162.16

Finding the Fourth Proportional to 5,519.24, 7,616.90 and 3,162.16

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Solution

The fourth proportional to 5,519.24, 7,616.90 and 3,162.16 is: 4,363.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.24 : 7,616.90 = 3,162.16 : x
  2. Step 2: Convert to fraction form
    5,519.24/7,616.90 = 3,162.16/x
  3. Step 3: Cross multiply
    5,519.24x = 7,616.90 × 3,162.16
  4. Step 4: Simplify right side
    5,519.24x = 24,085,856.50
  5. Step 5: Solve for x
    x = 24,085,856.50/5,519.24
  6. Step 6: Final answer
    x = 4,363.98

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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.