Home / 4,034.88-5,565.60-2,790.72

Finding the Fourth Proportional to 4,034.88, 5,565.60 and 2,790.72

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Solution

The fourth proportional to 4,034.88, 5,565.60 and 2,790.72 is: 3,849.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,034.88 : 5,565.60 = 2,790.72 : x
  2. Step 2: Convert to fraction form
    4,034.88/5,565.60 = 2,790.72/x
  3. Step 3: Cross multiply
    4,034.88x = 5,565.60 × 2,790.72
  4. Step 4: Simplify right side
    4,034.88x = 15,532,031.23
  5. Step 5: Solve for x
    x = 15,532,031.23/4,034.88
  6. Step 6: Final answer
    x = 3,849.44

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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.