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Finding the Fourth Proportional to 3,248.54, 4,872.09 and 1,300.22

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Solution

The fourth proportional to 3,248.54, 4,872.09 and 1,300.22 is: 1,950.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.54 : 4,872.09 = 1,300.22 : x
  2. Step 2: Convert to fraction form
    3,248.54/4,872.09 = 1,300.22/x
  3. Step 3: Cross multiply
    3,248.54x = 4,872.09 × 1,300.22
  4. Step 4: Simplify right side
    3,248.54x = 6,334,788.86
  5. Step 5: Solve for x
    x = 6,334,788.86/3,248.54
  6. Step 6: Final answer
    x = 1,950.04

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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.