Home / 10,251.48-15,376.51-3,231.01

Finding the Fourth Proportional to 10,251.48, 15,376.51 and 3,231.01

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Solution

The fourth proportional to 10,251.48, 15,376.51 and 3,231.01 is: 4,846.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251.48 : 15,376.51 = 3,231.01 : x
  2. Step 2: Convert to fraction form
    10,251.48/15,376.51 = 3,231.01/x
  3. Step 3: Cross multiply
    10,251.48x = 15,376.51 × 3,231.01
  4. Step 4: Simplify right side
    10,251.48x = 49,681,657.58
  5. Step 5: Solve for x
    x = 49,681,657.58/10,251.48
  6. Step 6: Final answer
    x = 4,846.29

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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.