Home / 5,261.64-7,879.80-4,162.44

Finding the Fourth Proportional to 5,261.64, 7,879.80 and 4,162.44

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Solution

The fourth proportional to 5,261.64, 7,879.80 and 4,162.44 is: 6,233.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.64 : 7,879.80 = 4,162.44 : x
  2. Step 2: Convert to fraction form
    5,261.64/7,879.80 = 4,162.44/x
  3. Step 3: Cross multiply
    5,261.64x = 7,879.80 × 4,162.44
  4. Step 4: Simplify right side
    5,261.64x = 32,799,194.71
  5. Step 5: Solve for x
    x = 32,799,194.71/5,261.64
  6. Step 6: Final answer
    x = 6,233.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.