Home / 11,279.66-15,565.37-6,244.02

Finding the Fourth Proportional to 11,279.66, 15,565.37 and 6,244.02

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Solution

The fourth proportional to 11,279.66, 15,565.37 and 6,244.02 is: 8,616.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,279.66 : 15,565.37 = 6,244.02 : x
  2. Step 2: Convert to fraction form
    11,279.66/15,565.37 = 6,244.02/x
  3. Step 3: Cross multiply
    11,279.66x = 15,565.37 × 6,244.02
  4. Step 4: Simplify right side
    11,279.66x = 97,190,450.37
  5. Step 5: Solve for x
    x = 97,190,450.37/11,279.66
  6. Step 6: Final answer
    x = 8,616.44

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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.