Home / 11,296.34-15,589.08-6,260.66

Finding the Fourth Proportional to 11,296.34, 15,589.08 and 6,260.66

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Solution

The fourth proportional to 11,296.34, 15,589.08 and 6,260.66 is: 8,639.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,296.34 : 15,589.08 = 6,260.66 : x
  2. Step 2: Convert to fraction form
    11,296.34/15,589.08 = 6,260.66/x
  3. Step 3: Cross multiply
    11,296.34x = 15,589.08 × 6,260.66
  4. Step 4: Simplify right side
    11,296.34x = 97,597,997.80
  5. Step 5: Solve for x
    x = 97,597,997.80/11,296.34
  6. Step 6: Final answer
    x = 8,639.79

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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.