Home / 4,062.98-5,609.85-2,669.78

Finding the Fourth Proportional to 4,062.98, 5,609.85 and 2,669.78

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Solution

The fourth proportional to 4,062.98, 5,609.85 and 2,669.78 is: 3,686.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,062.98 : 5,609.85 = 2,669.78 : x
  2. Step 2: Convert to fraction form
    4,062.98/5,609.85 = 2,669.78/x
  3. Step 3: Cross multiply
    4,062.98x = 5,609.85 × 2,669.78
  4. Step 4: Simplify right side
    4,062.98x = 14,977,065.33
  5. Step 5: Solve for x
    x = 14,977,065.33/4,062.98
  6. Step 6: Final answer
    x = 3,686.23

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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.