Home / 11,213.34-15,475.13-6,177.57

Finding the Fourth Proportional to 11,213.34, 15,475.13 and 6,177.57

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Solution

The fourth proportional to 11,213.34, 15,475.13 and 6,177.57 is: 8,525.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,213.34 : 15,475.13 = 6,177.57 : x
  2. Step 2: Convert to fraction form
    11,213.34/15,475.13 = 6,177.57/x
  3. Step 3: Cross multiply
    11,213.34x = 15,475.13 × 6,177.57
  4. Step 4: Simplify right side
    11,213.34x = 95,598,725.98
  5. Step 5: Solve for x
    x = 95,598,725.98/11,213.34
  6. Step 6: Final answer
    x = 8,525.44

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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.