Home / 2,959.65-4,439.43-1,011.42

Finding the Fourth Proportional to 2,959.65, 4,439.43 and 1,011.42

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Solution

The fourth proportional to 2,959.65, 4,439.43 and 1,011.42 is: 1,517.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.65 : 4,439.43 = 1,011.42 : x
  2. Step 2: Convert to fraction form
    2,959.65/4,439.43 = 1,011.42/x
  3. Step 3: Cross multiply
    2,959.65x = 4,439.43 × 1,011.42
  4. Step 4: Simplify right side
    2,959.65x = 4,490,128.29
  5. Step 5: Solve for x
    x = 4,490,128.29/2,959.65
  6. Step 6: Final answer
    x = 1,517.11

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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.