Home / 5,253.44-7,249.76-2,895.59

Finding the Fourth Proportional to 5,253.44, 7,249.76 and 2,895.59

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Solution

The fourth proportional to 5,253.44, 7,249.76 and 2,895.59 is: 3,995.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.44 : 7,249.76 = 2,895.59 : x
  2. Step 2: Convert to fraction form
    5,253.44/7,249.76 = 2,895.59/x
  3. Step 3: Cross multiply
    5,253.44x = 7,249.76 × 2,895.59
  4. Step 4: Simplify right side
    5,253.44x = 20,992,281.83
  5. Step 5: Solve for x
    x = 20,992,281.83/5,253.44
  6. Step 6: Final answer
    x = 3,995.92

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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.