Home / 12,260.70-18,376.65-5,672.97

Finding the Fourth Proportional to 12,260.70, 18,376.65 and 5,672.97

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Solution

The fourth proportional to 12,260.70, 18,376.65 and 5,672.97 is: 8,502.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,260.70 : 18,376.65 = 5,672.97 : x
  2. Step 2: Convert to fraction form
    12,260.70/18,376.65 = 5,672.97/x
  3. Step 3: Cross multiply
    12,260.70x = 18,376.65 × 5,672.97
  4. Step 4: Simplify right side
    12,260.70x = 104,250,184.15
  5. Step 5: Solve for x
    x = 104,250,184.15/12,260.70
  6. Step 6: Final answer
    x = 8,502.79

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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.