Home / 5,101.26-7,649.96-1,768.68

Finding the Fourth Proportional to 5,101.26, 7,649.96 and 1,768.68

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Solution

The fourth proportional to 5,101.26, 7,649.96 and 1,768.68 is: 2,652.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101.26 : 7,649.96 = 1,768.68 : x
  2. Step 2: Convert to fraction form
    5,101.26/7,649.96 = 1,768.68/x
  3. Step 3: Cross multiply
    5,101.26x = 7,649.96 × 1,768.68
  4. Step 4: Simplify right side
    5,101.26x = 13,530,331.25
  5. Step 5: Solve for x
    x = 13,530,331.25/5,101.26
  6. Step 6: Final answer
    x = 2,652.35

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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.