Home / 12,251.25-18,385.06-4,460.07

Finding the Fourth Proportional to 12,251.25, 18,385.06 and 4,460.07

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Solution

The fourth proportional to 12,251.25, 18,385.06 and 4,460.07 is: 6,693.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,251.25 : 18,385.06 = 4,460.07 : x
  2. Step 2: Convert to fraction form
    12,251.25/18,385.06 = 4,460.07/x
  3. Step 3: Cross multiply
    12,251.25x = 18,385.06 × 4,460.07
  4. Step 4: Simplify right side
    12,251.25x = 81,998,654.55
  5. Step 5: Solve for x
    x = 81,998,654.55/12,251.25
  6. Step 6: Final answer
    x = 6,693.08

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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.