Home / 5,253.74-7,250.18-2,895.88

Finding the Fourth Proportional to 5,253.74, 7,250.18 and 2,895.88

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Solution

The fourth proportional to 5,253.74, 7,250.18 and 2,895.88 is: 3,996.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.74 : 7,250.18 = 2,895.88 : x
  2. Step 2: Convert to fraction form
    5,253.74/7,250.18 = 2,895.88/x
  3. Step 3: Cross multiply
    5,253.74x = 7,250.18 × 2,895.88
  4. Step 4: Simplify right side
    5,253.74x = 20,995,651.26
  5. Step 5: Solve for x
    x = 20,995,651.26/5,253.74
  6. Step 6: Final answer
    x = 3,996.32

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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.