Home / 3,768.04-5,200.96-2,649.24

Finding the Fourth Proportional to 3,768.04, 5,200.96 and 2,649.24

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Solution

The fourth proportional to 3,768.04, 5,200.96 and 2,649.24 is: 3,656.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.04 : 5,200.96 = 2,649.24 : x
  2. Step 2: Convert to fraction form
    3,768.04/5,200.96 = 2,649.24/x
  3. Step 3: Cross multiply
    3,768.04x = 5,200.96 × 2,649.24
  4. Step 4: Simplify right side
    3,768.04x = 13,778,591.27
  5. Step 5: Solve for x
    x = 13,778,591.27/3,768.04
  6. Step 6: Final answer
    x = 3,656.70

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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.