Home / 5,254.32-7,249.52-3,572.72

Finding the Fourth Proportional to 5,254.32, 7,249.52 and 3,572.72

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Solution

The fourth proportional to 5,254.32, 7,249.52 and 3,572.72 is: 4,929.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.32 : 7,249.52 = 3,572.72 : x
  2. Step 2: Convert to fraction form
    5,254.32/7,249.52 = 3,572.72/x
  3. Step 3: Cross multiply
    5,254.32x = 7,249.52 × 3,572.72
  4. Step 4: Simplify right side
    5,254.32x = 25,900,505.09
  5. Step 5: Solve for x
    x = 25,900,505.09/5,254.32
  6. Step 6: Final answer
    x = 4,929.37

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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.