Home / 2,959.12-4,432.74-2,343.88

Finding the Fourth Proportional to 2,959.12, 4,432.74 and 2,343.88

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Solution

The fourth proportional to 2,959.12, 4,432.74 and 2,343.88 is: 3,511.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.12 : 4,432.74 = 2,343.88 : x
  2. Step 2: Convert to fraction form
    2,959.12/4,432.74 = 2,343.88/x
  3. Step 3: Cross multiply
    2,959.12x = 4,432.74 × 2,343.88
  4. Step 4: Simplify right side
    2,959.12x = 10,389,810.63
  5. Step 5: Solve for x
    x = 10,389,810.63/2,959.12
  6. Step 6: Final answer
    x = 3,511.12

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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.