Home / 11,125.44-15,353.10-6,345.24

Finding the Fourth Proportional to 11,125.44, 15,353.10 and 6,345.24

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Solution

The fourth proportional to 11,125.44, 15,353.10 and 6,345.24 is: 8,756.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125.44 : 15,353.10 = 6,345.24 : x
  2. Step 2: Convert to fraction form
    11,125.44/15,353.10 = 6,345.24/x
  3. Step 3: Cross multiply
    11,125.44x = 15,353.10 × 6,345.24
  4. Step 4: Simplify right side
    11,125.44x = 97,419,104.24
  5. Step 5: Solve for x
    x = 97,419,104.24/11,125.44
  6. Step 6: Final answer
    x = 8,756.43

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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.