Home / 4,011.85-5,535.22-2,753.20

Finding the Fourth Proportional to 4,011.85, 5,535.22 and 2,753.20

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Solution

The fourth proportional to 4,011.85, 5,535.22 and 2,753.20 is: 3,798.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,011.85 : 5,535.22 = 2,753.20 : x
  2. Step 2: Convert to fraction form
    4,011.85/5,535.22 = 2,753.20/x
  3. Step 3: Cross multiply
    4,011.85x = 5,535.22 × 2,753.20
  4. Step 4: Simplify right side
    4,011.85x = 15,239,567.70
  5. Step 5: Solve for x
    x = 15,239,567.70/4,011.85
  6. Step 6: Final answer
    x = 3,798.64

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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.