Home / 3,250.31-4,875.56-1,351.45

Finding the Fourth Proportional to 3,250.31, 4,875.56 and 1,351.45

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Solution

The fourth proportional to 3,250.31, 4,875.56 and 1,351.45 is: 2,027.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250.31 : 4,875.56 = 1,351.45 : x
  2. Step 2: Convert to fraction form
    3,250.31/4,875.56 = 1,351.45/x
  3. Step 3: Cross multiply
    3,250.31x = 4,875.56 × 1,351.45
  4. Step 4: Simplify right side
    3,250.31x = 6,589,075.56
  5. Step 5: Solve for x
    x = 6,589,075.56/3,250.31
  6. Step 6: Final answer
    x = 2,027.21

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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.