Home / 5,610.62-7,742.01-3,219.95

Finding the Fourth Proportional to 5,610.62, 7,742.01 and 3,219.95

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Solution

The fourth proportional to 5,610.62, 7,742.01 and 3,219.95 is: 4,443.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.62 : 7,742.01 = 3,219.95 : x
  2. Step 2: Convert to fraction form
    5,610.62/7,742.01 = 3,219.95/x
  3. Step 3: Cross multiply
    5,610.62x = 7,742.01 × 3,219.95
  4. Step 4: Simplify right side
    5,610.62x = 24,928,846.39
  5. Step 5: Solve for x
    x = 24,928,846.39/5,610.62
  6. Step 6: Final answer
    x = 4,443.16

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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.