Home / 11,209.98-15,469.35-6,241.98

Finding the Fourth Proportional to 11,209.98, 15,469.35 and 6,241.98

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Solution

The fourth proportional to 11,209.98, 15,469.35 and 6,241.98 is: 8,613.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209.98 : 15,469.35 = 6,241.98 : x
  2. Step 2: Convert to fraction form
    11,209.98/15,469.35 = 6,241.98/x
  3. Step 3: Cross multiply
    11,209.98x = 15,469.35 × 6,241.98
  4. Step 4: Simplify right side
    11,209.98x = 96,559,373.31
  5. Step 5: Solve for x
    x = 96,559,373.31/11,209.98
  6. Step 6: Final answer
    x = 8,613.70

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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.