Home / 3,002.11-4,143.42-1,883.98

Finding the Fourth Proportional to 3,002.11, 4,143.42 and 1,883.98

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Solution

The fourth proportional to 3,002.11, 4,143.42 and 1,883.98 is: 2,600.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.11 : 4,143.42 = 1,883.98 : x
  2. Step 2: Convert to fraction form
    3,002.11/4,143.42 = 1,883.98/x
  3. Step 3: Cross multiply
    3,002.11x = 4,143.42 × 1,883.98
  4. Step 4: Simplify right side
    3,002.11x = 7,806,090.27
  5. Step 5: Solve for x
    x = 7,806,090.27/3,002.11
  6. Step 6: Final answer
    x = 2,600.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.