Home / 10,981.52-16,474.35-4,408.22

Finding the Fourth Proportional to 10,981.52, 16,474.35 and 4,408.22

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Solution

The fourth proportional to 10,981.52, 16,474.35 and 4,408.22 is: 6,613.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,981.52 : 16,474.35 = 4,408.22 : x
  2. Step 2: Convert to fraction form
    10,981.52/16,474.35 = 4,408.22/x
  3. Step 3: Cross multiply
    10,981.52x = 16,474.35 × 4,408.22
  4. Step 4: Simplify right side
    10,981.52x = 72,622,559.16
  5. Step 5: Solve for x
    x = 72,622,559.16/10,981.52
  6. Step 6: Final answer
    x = 6,613.16

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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.