Home / 5,328.75-7,996.37-2,250.75

Finding the Fourth Proportional to 5,328.75, 7,996.37 and 2,250.75

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Solution

The fourth proportional to 5,328.75, 7,996.37 and 2,250.75 is: 3,377.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.75 : 7,996.37 = 2,250.75 : x
  2. Step 2: Convert to fraction form
    5,328.75/7,996.37 = 2,250.75/x
  3. Step 3: Cross multiply
    5,328.75x = 7,996.37 × 2,250.75
  4. Step 4: Simplify right side
    5,328.75x = 17,997,818.52
  5. Step 5: Solve for x
    x = 17,997,818.52/5,328.75
  6. Step 6: Final answer
    x = 3,377.49

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.