Home / 11,296.86-15,589.42-6,261.04

Finding the Fourth Proportional to 11,296.86, 15,589.42 and 6,261.04

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Solution

The fourth proportional to 11,296.86, 15,589.42 and 6,261.04 is: 8,640.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,296.86 : 15,589.42 = 6,261.04 : x
  2. Step 2: Convert to fraction form
    11,296.86/15,589.42 = 6,261.04/x
  3. Step 3: Cross multiply
    11,296.86x = 15,589.42 × 6,261.04
  4. Step 4: Simplify right side
    11,296.86x = 97,605,982.20
  5. Step 5: Solve for x
    x = 97,605,982.20/11,296.86
  6. Step 6: Final answer
    x = 8,640.10

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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.