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Finding the Fourth Proportional to 5,204.96, 7,803.80 and 4,388.48

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Solution

The fourth proportional to 5,204.96, 7,803.80 and 4,388.48 is: 6,579.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.96 : 7,803.80 = 4,388.48 : x
  2. Step 2: Convert to fraction form
    5,204.96/7,803.80 = 4,388.48/x
  3. Step 3: Cross multiply
    5,204.96x = 7,803.80 × 4,388.48
  4. Step 4: Simplify right side
    5,204.96x = 34,246,820.22
  5. Step 5: Solve for x
    x = 34,246,820.22/5,204.96
  6. Step 6: Final answer
    x = 6,579.65

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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.