Home / 2,949.25-4,423.78-1,001.47

Finding the Fourth Proportional to 2,949.25, 4,423.78 and 1,001.47

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Solution

The fourth proportional to 2,949.25, 4,423.78 and 1,001.47 is: 1,502.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.25 : 4,423.78 = 1,001.47 : x
  2. Step 2: Convert to fraction form
    2,949.25/4,423.78 = 1,001.47/x
  3. Step 3: Cross multiply
    2,949.25x = 4,423.78 × 1,001.47
  4. Step 4: Simplify right side
    2,949.25x = 4,430,282.96
  5. Step 5: Solve for x
    x = 4,430,282.96/2,949.25
  6. Step 6: Final answer
    x = 1,502.17

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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.