Home / 5,616.16-7,749.12-3,226.26

Finding the Fourth Proportional to 5,616.16, 7,749.12 and 3,226.26

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Solution

The fourth proportional to 5,616.16, 7,749.12 and 3,226.26 is: 4,451.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,616.16 : 7,749.12 = 3,226.26 : x
  2. Step 2: Convert to fraction form
    5,616.16/7,749.12 = 3,226.26/x
  3. Step 3: Cross multiply
    5,616.16x = 7,749.12 × 3,226.26
  4. Step 4: Simplify right side
    5,616.16x = 25,000,675.89
  5. Step 5: Solve for x
    x = 25,000,675.89/5,616.16
  6. Step 6: Final answer
    x = 4,451.56

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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.