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Finding the Fourth Proportional to 2,959.13, 4,435.97 and 1,010.88

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Solution

The fourth proportional to 2,959.13, 4,435.97 and 1,010.88 is: 1,515.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.13 : 4,435.97 = 1,010.88 : x
  2. Step 2: Convert to fraction form
    2,959.13/4,435.97 = 1,010.88/x
  3. Step 3: Cross multiply
    2,959.13x = 4,435.97 × 1,010.88
  4. Step 4: Simplify right side
    2,959.13x = 4,484,228.30
  5. Step 5: Solve for x
    x = 4,484,228.30/2,959.13
  6. Step 6: Final answer
    x = 1,515.39

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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.