Home / 5,617.21-7,752.27-3,227.52

Finding the Fourth Proportional to 5,617.21, 7,752.27 and 3,227.52

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Solution

The fourth proportional to 5,617.21, 7,752.27 and 3,227.52 is: 4,454.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617.21 : 7,752.27 = 3,227.52 : x
  2. Step 2: Convert to fraction form
    5,617.21/7,752.27 = 3,227.52/x
  3. Step 3: Cross multiply
    5,617.21x = 7,752.27 × 3,227.52
  4. Step 4: Simplify right side
    5,617.21x = 25,020,606.47
  5. Step 5: Solve for x
    x = 25,020,606.47/5,617.21
  6. Step 6: Final answer
    x = 4,454.28

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Half scale
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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.