Home / 2,949.54-4,422.78-1,000.32

Finding the Fourth Proportional to 2,949.54, 4,422.78 and 1,000.32

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Solution

The fourth proportional to 2,949.54, 4,422.78 and 1,000.32 is: 1,499.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.54 : 4,422.78 = 1,000.32 : x
  2. Step 2: Convert to fraction form
    2,949.54/4,422.78 = 1,000.32/x
  3. Step 3: Cross multiply
    2,949.54x = 4,422.78 × 1,000.32
  4. Step 4: Simplify right side
    2,949.54x = 4,424,195.29
  5. Step 5: Solve for x
    x = 4,424,195.29/2,949.54
  6. Step 6: Final answer
    x = 1,499.96

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1.5x scale

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.