Home / 4,126.67-5,689.18-2,945.69

Finding the Fourth Proportional to 4,126.67, 5,689.18 and 2,945.69

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Solution

The fourth proportional to 4,126.67, 5,689.18 and 2,945.69 is: 4,061.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.67 : 5,689.18 = 2,945.69 : x
  2. Step 2: Convert to fraction form
    4,126.67/5,689.18 = 2,945.69/x
  3. Step 3: Cross multiply
    4,126.67x = 5,689.18 × 2,945.69
  4. Step 4: Simplify right side
    4,126.67x = 16,758,560.63
  5. Step 5: Solve for x
    x = 16,758,560.63/4,126.67
  6. Step 6: Final answer
    x = 4,061.04

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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.