Home / 3,012.29-4,158.26-2,266.43

Finding the Fourth Proportional to 3,012.29, 4,158.26 and 2,266.43

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Solution

The fourth proportional to 3,012.29, 4,158.26 and 2,266.43 is: 3,128.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.29 : 4,158.26 = 2,266.43 : x
  2. Step 2: Convert to fraction form
    3,012.29/4,158.26 = 2,266.43/x
  3. Step 3: Cross multiply
    3,012.29x = 4,158.26 × 2,266.43
  4. Step 4: Simplify right side
    3,012.29x = 9,424,411.35
  5. Step 5: Solve for x
    x = 9,424,411.35/3,012.29
  6. Step 6: Final answer
    x = 3,128.65

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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.