Home / 4,031.34-5,565.74-2,771.92

Finding the Fourth Proportional to 4,031.34, 5,565.74 and 2,771.92

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Solution

The fourth proportional to 4,031.34, 5,565.74 and 2,771.92 is: 3,826.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,031.34 : 5,565.74 = 2,771.92 : x
  2. Step 2: Convert to fraction form
    4,031.34/5,565.74 = 2,771.92/x
  3. Step 3: Cross multiply
    4,031.34x = 5,565.74 × 2,771.92
  4. Step 4: Simplify right side
    4,031.34x = 15,427,786.02
  5. Step 5: Solve for x
    x = 15,427,786.02/4,031.34
  6. Step 6: Final answer
    x = 3,826.96

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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.