Home / 5,631.02-7,767.69-3,272.90

Finding the Fourth Proportional to 5,631.02, 7,767.69 and 3,272.90

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Solution

The fourth proportional to 5,631.02, 7,767.69 and 3,272.90 is: 4,514.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631.02 : 7,767.69 = 3,272.90 : x
  2. Step 2: Convert to fraction form
    5,631.02/7,767.69 = 3,272.90/x
  3. Step 3: Cross multiply
    5,631.02x = 7,767.69 × 3,272.90
  4. Step 4: Simplify right side
    5,631.02x = 25,422,872.60
  5. Step 5: Solve for x
    x = 25,422,872.60/5,631.02
  6. Step 6: Final answer
    x = 4,514.79

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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.