Home / 11,330.18-15,636.12-6,294.37

Finding the Fourth Proportional to 11,330.18, 15,636.12 and 6,294.37

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Solution

The fourth proportional to 11,330.18, 15,636.12 and 6,294.37 is: 8,686.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.18 : 15,636.12 = 6,294.37 : x
  2. Step 2: Convert to fraction form
    11,330.18/15,636.12 = 6,294.37/x
  3. Step 3: Cross multiply
    11,330.18x = 15,636.12 × 6,294.37
  4. Step 4: Simplify right side
    11,330.18x = 98,419,524.64
  5. Step 5: Solve for x
    x = 98,419,524.64/11,330.18
  6. Step 6: Final answer
    x = 8,686.49

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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.