Home / 3,112.54-4,666.38-2,002.06

Finding the Fourth Proportional to 3,112.54, 4,666.38 and 2,002.06

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Solution

The fourth proportional to 3,112.54, 4,666.38 and 2,002.06 is: 3,001.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112.54 : 4,666.38 = 2,002.06 : x
  2. Step 2: Convert to fraction form
    3,112.54/4,666.38 = 2,002.06/x
  3. Step 3: Cross multiply
    3,112.54x = 4,666.38 × 2,002.06
  4. Step 4: Simplify right side
    3,112.54x = 9,342,372.74
  5. Step 5: Solve for x
    x = 9,342,372.74/3,112.54
  6. Step 6: Final answer
    x = 3,001.53

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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.