Home / 4,029.78-5,561.43-2,436.66

Finding the Fourth Proportional to 4,029.78, 5,561.43 and 2,436.66

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Solution

The fourth proportional to 4,029.78, 5,561.43 and 2,436.66 is: 3,362.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,029.78 : 5,561.43 = 2,436.66 : x
  2. Step 2: Convert to fraction form
    4,029.78/5,561.43 = 2,436.66/x
  3. Step 3: Cross multiply
    4,029.78x = 5,561.43 × 2,436.66
  4. Step 4: Simplify right side
    4,029.78x = 13,551,314.02
  5. Step 5: Solve for x
    x = 13,551,314.02/4,029.78
  6. Step 6: Final answer
    x = 3,362.79

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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.