Home / 5,251.07-7,875.52-2,327.51

Finding the Fourth Proportional to 5,251.07, 7,875.52 and 2,327.51

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Solution

The fourth proportional to 5,251.07, 7,875.52 and 2,327.51 is: 3,490.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251.07 : 7,875.52 = 2,327.51 : x
  2. Step 2: Convert to fraction form
    5,251.07/7,875.52 = 2,327.51/x
  3. Step 3: Cross multiply
    5,251.07x = 7,875.52 × 2,327.51
  4. Step 4: Simplify right side
    5,251.07x = 18,330,351.56
  5. Step 5: Solve for x
    x = 18,330,351.56/5,251.07
  6. Step 6: Final answer
    x = 3,490.78

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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.