Home / 11,296.62-15,589.94-6,261.39

Finding the Fourth Proportional to 11,296.62, 15,589.94 and 6,261.39

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Solution

The fourth proportional to 11,296.62, 15,589.94 and 6,261.39 is: 8,641.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,296.62 : 15,589.94 = 6,261.39 : x
  2. Step 2: Convert to fraction form
    11,296.62/15,589.94 = 6,261.39/x
  3. Step 3: Cross multiply
    11,296.62x = 15,589.94 × 6,261.39
  4. Step 4: Simplify right side
    11,296.62x = 97,614,663.11
  5. Step 5: Solve for x
    x = 97,614,663.11/11,296.62
  6. Step 6: Final answer
    x = 8,641.05

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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.