Home / 2,932.45-4,393.15-1,449.93

Finding the Fourth Proportional to 2,932.45, 4,393.15 and 1,449.93

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Solution

The fourth proportional to 2,932.45, 4,393.15 and 1,449.93 is: 2,172.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.45 : 4,393.15 = 1,449.93 : x
  2. Step 2: Convert to fraction form
    2,932.45/4,393.15 = 1,449.93/x
  3. Step 3: Cross multiply
    2,932.45x = 4,393.15 × 1,449.93
  4. Step 4: Simplify right side
    2,932.45x = 6,369,759.98
  5. Step 5: Solve for x
    x = 6,369,759.98/2,932.45
  6. Step 6: Final answer
    x = 2,172.16

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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.