Home / 8,201.32-11,318.02-4,664.92

Finding the Fourth Proportional to 8,201.32, 11,318.02 and 4,664.92

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Solution

The fourth proportional to 8,201.32, 11,318.02 and 4,664.92 is: 6,437.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201.32 : 11,318.02 = 4,664.92 : x
  2. Step 2: Convert to fraction form
    8,201.32/11,318.02 = 4,664.92/x
  3. Step 3: Cross multiply
    8,201.32x = 11,318.02 × 4,664.92
  4. Step 4: Simplify right side
    8,201.32x = 52,797,657.86
  5. Step 5: Solve for x
    x = 52,797,657.86/8,201.32
  6. Step 6: Final answer
    x = 6,437.70

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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.