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Finding the Fourth Proportional to 3,002.47, 4,502.98 and 950.47

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Solution

The fourth proportional to 3,002.47, 4,502.98 and 950.47 is: 1,425.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.47 : 4,502.98 = 950.47 : x
  2. Step 2: Convert to fraction form
    3,002.47/4,502.98 = 950.47/x
  3. Step 3: Cross multiply
    3,002.47x = 4,502.98 × 950.47
  4. Step 4: Simplify right side
    3,002.47x = 4,279,947.40
  5. Step 5: Solve for x
    x = 4,279,947.40/3,002.47
  6. Step 6: Final answer
    x = 1,425.48

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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.