Home / 5,250.41-7,871.75-2,475.51

Finding the Fourth Proportional to 5,250.41, 7,871.75 and 2,475.51

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Solution

The fourth proportional to 5,250.41, 7,871.75 and 2,475.51 is: 3,711.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.41 : 7,871.75 = 2,475.51 : x
  2. Step 2: Convert to fraction form
    5,250.41/7,871.75 = 2,475.51/x
  3. Step 3: Cross multiply
    5,250.41x = 7,871.75 × 2,475.51
  4. Step 4: Simplify right side
    5,250.41x = 19,486,583.46
  5. Step 5: Solve for x
    x = 19,486,583.46/5,250.41
  6. Step 6: Final answer
    x = 3,711.44

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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.