Home / 2,948.36-4,422.84-1,000.71

Finding the Fourth Proportional to 2,948.36, 4,422.84 and 1,000.71

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Solution

The fourth proportional to 2,948.36, 4,422.84 and 1,000.71 is: 1,501.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.36 : 4,422.84 = 1,000.71 : x
  2. Step 2: Convert to fraction form
    2,948.36/4,422.84 = 1,000.71/x
  3. Step 3: Cross multiply
    2,948.36x = 4,422.84 × 1,000.71
  4. Step 4: Simplify right side
    2,948.36x = 4,425,976.46
  5. Step 5: Solve for x
    x = 4,425,976.46/2,948.36
  6. Step 6: Final answer
    x = 1,501.17

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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.