Home / 11,211.42-16,817.14-4,630.38

Finding the Fourth Proportional to 11,211.42, 16,817.14 and 4,630.38

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Solution

The fourth proportional to 11,211.42, 16,817.14 and 4,630.38 is: 6,945.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,211.42 : 16,817.14 = 4,630.38 : x
  2. Step 2: Convert to fraction form
    11,211.42/16,817.14 = 4,630.38/x
  3. Step 3: Cross multiply
    11,211.42x = 16,817.14 × 4,630.38
  4. Step 4: Simplify right side
    11,211.42x = 77,869,748.71
  5. Step 5: Solve for x
    x = 77,869,748.71/11,211.42
  6. Step 6: Final answer
    x = 6,945.57

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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.