Home / 5,512.32-7,607.16-3,153.96

Finding the Fourth Proportional to 5,512.32, 7,607.16 and 3,153.96

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Solution

The fourth proportional to 5,512.32, 7,607.16 and 3,153.96 is: 4,352.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.32 : 7,607.16 = 3,153.96 : x
  2. Step 2: Convert to fraction form
    5,512.32/7,607.16 = 3,153.96/x
  3. Step 3: Cross multiply
    5,512.32x = 7,607.16 × 3,153.96
  4. Step 4: Simplify right side
    5,512.32x = 23,992,678.35
  5. Step 5: Solve for x
    x = 23,992,678.35/5,512.32
  6. Step 6: Final answer
    x = 4,352.56

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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.