Home / 5,219.93-7,204.66-3,607.11

Finding the Fourth Proportional to 5,219.93, 7,204.66 and 3,607.11

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Solution

The fourth proportional to 5,219.93, 7,204.66 and 3,607.11 is: 4,978.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,219.93 : 7,204.66 = 3,607.11 : x
  2. Step 2: Convert to fraction form
    5,219.93/7,204.66 = 3,607.11/x
  3. Step 3: Cross multiply
    5,219.93x = 7,204.66 × 3,607.11
  4. Step 4: Simplify right side
    5,219.93x = 25,987,992.11
  5. Step 5: Solve for x
    x = 25,987,992.11/5,219.93
  6. Step 6: Final answer
    x = 4,978.61

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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.