Home / 8,155.22-11,253.94-4,798.58

Finding the Fourth Proportional to 8,155.22, 11,253.94 and 4,798.58

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Solution

The fourth proportional to 8,155.22, 11,253.94 and 4,798.58 is: 6,621.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,155.22 : 11,253.94 = 4,798.58 : x
  2. Step 2: Convert to fraction form
    8,155.22/11,253.94 = 4,798.58/x
  3. Step 3: Cross multiply
    8,155.22x = 11,253.94 × 4,798.58
  4. Step 4: Simplify right side
    8,155.22x = 54,002,863.14
  5. Step 5: Solve for x
    x = 54,002,863.14/8,155.22
  6. Step 6: Final answer
    x = 6,621.88

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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.