Home / 11,296.43-15,589.97-6,261.13

Finding the Fourth Proportional to 11,296.43, 15,589.97 and 6,261.13

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Solution

The fourth proportional to 11,296.43, 15,589.97 and 6,261.13 is: 8,640.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,296.43 : 15,589.97 = 6,261.13 : x
  2. Step 2: Convert to fraction form
    11,296.43/15,589.97 = 6,261.13/x
  3. Step 3: Cross multiply
    11,296.43x = 15,589.97 × 6,261.13
  4. Step 4: Simplify right side
    11,296.43x = 97,610,840.53
  5. Step 5: Solve for x
    x = 97,610,840.53/11,296.43
  6. Step 6: Final answer
    x = 8,640.86

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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.