Home / 5,520.08-7,617.84-3,162.44

Finding the Fourth Proportional to 5,520.08, 7,617.84 and 3,162.44

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Solution

The fourth proportional to 5,520.08, 7,617.84 and 3,162.44 is: 4,364.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.08 : 7,617.84 = 3,162.44 : x
  2. Step 2: Convert to fraction form
    5,520.08/7,617.84 = 3,162.44/x
  3. Step 3: Cross multiply
    5,520.08x = 7,617.84 × 3,162.44
  4. Step 4: Simplify right side
    5,520.08x = 24,090,961.93
  5. Step 5: Solve for x
    x = 24,090,961.93/5,520.08
  6. Step 6: Final answer
    x = 4,364.24

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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.