Home / 5,277.15-7,912.49-2,500.07

Finding the Fourth Proportional to 5,277.15, 7,912.49 and 2,500.07

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Solution

The fourth proportional to 5,277.15, 7,912.49 and 2,500.07 is: 3,748.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277.15 : 7,912.49 = 2,500.07 : x
  2. Step 2: Convert to fraction form
    5,277.15/7,912.49 = 2,500.07/x
  3. Step 3: Cross multiply
    5,277.15x = 7,912.49 × 2,500.07
  4. Step 4: Simplify right side
    5,277.15x = 19,781,726.81
  5. Step 5: Solve for x
    x = 19,781,726.81/5,277.15
  6. Step 6: Final answer
    x = 3,748.56

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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.