Home / 8,946.12-13,419.10-5,273.88

Finding the Fourth Proportional to 8,946.12, 13,419.10 and 5,273.88

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Solution

The fourth proportional to 8,946.12, 13,419.10 and 5,273.88 is: 7,910.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946.12 : 13,419.10 = 5,273.88 : x
  2. Step 2: Convert to fraction form
    8,946.12/13,419.10 = 5,273.88/x
  3. Step 3: Cross multiply
    8,946.12x = 13,419.10 × 5,273.88
  4. Step 4: Simplify right side
    8,946.12x = 70,770,723.11
  5. Step 5: Solve for x
    x = 70,770,723.11/8,946.12
  6. Step 6: Final answer
    x = 7,910.77

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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.