Home / 3,248.31-4,872.56-1,349.45

Finding the Fourth Proportional to 3,248.31, 4,872.56 and 1,349.45

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Solution

The fourth proportional to 3,248.31, 4,872.56 and 1,349.45 is: 2,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.31 : 4,872.56 = 1,349.45 : x
  2. Step 2: Convert to fraction form
    3,248.31/4,872.56 = 1,349.45/x
  3. Step 3: Cross multiply
    3,248.31x = 4,872.56 × 1,349.45
  4. Step 4: Simplify right side
    3,248.31x = 6,575,244.98
  5. Step 5: Solve for x
    x = 6,575,244.98/3,248.31
  6. Step 6: Final answer
    x = 2,024.20

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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.