Home / 5,253.52-7,250.18-2,895.65

Finding the Fourth Proportional to 5,253.52, 7,250.18 and 2,895.65

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Solution

The fourth proportional to 5,253.52, 7,250.18 and 2,895.65 is: 3,996.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.52 : 7,250.18 = 2,895.65 : x
  2. Step 2: Convert to fraction form
    5,253.52/7,250.18 = 2,895.65/x
  3. Step 3: Cross multiply
    5,253.52x = 7,250.18 × 2,895.65
  4. Step 4: Simplify right side
    5,253.52x = 20,993,969.24
  5. Step 5: Solve for x
    x = 20,993,969.24/5,253.52
  6. Step 6: Final answer
    x = 3,996.18

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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.