Home / 11,078.46-16,617.68-4,503.12

Finding the Fourth Proportional to 11,078.46, 16,617.68 and 4,503.12

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Solution

The fourth proportional to 11,078.46, 16,617.68 and 4,503.12 is: 6,754.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078.46 : 16,617.68 = 4,503.12 : x
  2. Step 2: Convert to fraction form
    11,078.46/16,617.68 = 4,503.12/x
  3. Step 3: Cross multiply
    11,078.46x = 16,617.68 × 4,503.12
  4. Step 4: Simplify right side
    11,078.46x = 74,831,407.16
  5. Step 5: Solve for x
    x = 74,831,407.16/11,078.46
  6. Step 6: Final answer
    x = 6,754.68

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Similar ratio
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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.