Home / 11,119.14-15,343.20-6,339.24

Finding the Fourth Proportional to 11,119.14, 15,343.20 and 6,339.24

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Solution

The fourth proportional to 11,119.14, 15,343.20 and 6,339.24 is: 8,747.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119.14 : 15,343.20 = 6,339.24 : x
  2. Step 2: Convert to fraction form
    11,119.14/15,343.20 = 6,339.24/x
  3. Step 3: Cross multiply
    11,119.14x = 15,343.20 × 6,339.24
  4. Step 4: Simplify right side
    11,119.14x = 97,264,227.17
  5. Step 5: Solve for x
    x = 97,264,227.17/11,119.14
  6. Step 6: Final answer
    x = 8,747.46

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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.