Home / 5,253.29-7,249.40-2,895.44

Finding the Fourth Proportional to 5,253.29, 7,249.40 and 2,895.44

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Solution

The fourth proportional to 5,253.29, 7,249.40 and 2,895.44 is: 3,995.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.29 : 7,249.40 = 2,895.44 : x
  2. Step 2: Convert to fraction form
    5,253.29/7,249.40 = 2,895.44/x
  3. Step 3: Cross multiply
    5,253.29x = 7,249.40 × 2,895.44
  4. Step 4: Simplify right side
    5,253.29x = 20,990,152.01
  5. Step 5: Solve for x
    x = 20,990,152.01/5,253.29
  6. Step 6: Final answer
    x = 3,995.62

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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.