Home / 8,785.29-13,179.54-4,168.25

Finding the Fourth Proportional to 8,785.29, 13,179.54 and 4,168.25

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Solution

The fourth proportional to 8,785.29, 13,179.54 and 4,168.25 is: 6,253.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,785.29 : 13,179.54 = 4,168.25 : x
  2. Step 2: Convert to fraction form
    8,785.29/13,179.54 = 4,168.25/x
  3. Step 3: Cross multiply
    8,785.29x = 13,179.54 × 4,168.25
  4. Step 4: Simplify right side
    8,785.29x = 54,935,596.76
  5. Step 5: Solve for x
    x = 54,935,596.76/8,785.29
  6. Step 6: Final answer
    x = 6,253.13

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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.