Home / 2,951.21-4,426.82-1,003.57

Finding the Fourth Proportional to 2,951.21, 4,426.82 and 1,003.57

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Solution

The fourth proportional to 2,951.21, 4,426.82 and 1,003.57 is: 1,505.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.21 : 4,426.82 = 1,003.57 : x
  2. Step 2: Convert to fraction form
    2,951.21/4,426.82 = 1,003.57/x
  3. Step 3: Cross multiply
    2,951.21x = 4,426.82 × 1,003.57
  4. Step 4: Simplify right side
    2,951.21x = 4,442,623.75
  5. Step 5: Solve for x
    x = 4,442,623.75/2,951.21
  6. Step 6: Final answer
    x = 1,505.36

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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.