Home / 5,253.24-7,249.19-2,895.20

Finding the Fourth Proportional to 5,253.24, 7,249.19 and 2,895.20

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Solution

The fourth proportional to 5,253.24, 7,249.19 and 2,895.20 is: 3,995.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.24 : 7,249.19 = 2,895.20 : x
  2. Step 2: Convert to fraction form
    5,253.24/7,249.19 = 2,895.20/x
  3. Step 3: Cross multiply
    5,253.24x = 7,249.19 × 2,895.20
  4. Step 4: Simplify right side
    5,253.24x = 20,987,804.17
  5. Step 5: Solve for x
    x = 20,987,804.17/5,253.24
  6. Step 6: Final answer
    x = 3,995.21

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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.