Home / 11,071.53-16,613.10-3,677.85

Finding the Fourth Proportional to 11,071.53, 16,613.10 and 3,677.85

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Solution

The fourth proportional to 11,071.53, 16,613.10 and 3,677.85 is: 5,518.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,071.53 : 16,613.10 = 3,677.85 : x
  2. Step 2: Convert to fraction form
    11,071.53/16,613.10 = 3,677.85/x
  3. Step 3: Cross multiply
    11,071.53x = 16,613.10 × 3,677.85
  4. Step 4: Simplify right side
    11,071.53x = 61,100,489.84
  5. Step 5: Solve for x
    x = 61,100,489.84/11,071.53
  6. Step 6: Final answer
    x = 5,518.70

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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.