Home / 11,209.59-15,469.34-6,173.92

Finding the Fourth Proportional to 11,209.59, 15,469.34 and 6,173.92

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Solution

The fourth proportional to 11,209.59, 15,469.34 and 6,173.92 is: 8,520.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209.59 : 15,469.34 = 6,173.92 : x
  2. Step 2: Convert to fraction form
    11,209.59/15,469.34 = 6,173.92/x
  3. Step 3: Cross multiply
    11,209.59x = 15,469.34 × 6,173.92
  4. Step 4: Simplify right side
    11,209.59x = 95,506,436.74
  5. Step 5: Solve for x
    x = 95,506,436.74/11,209.59
  6. Step 6: Final answer
    x = 8,520.07

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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.