Home / 4,108.72-5,670.56-2,340.96

Finding the Fourth Proportional to 4,108.72, 5,670.56 and 2,340.96

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Solution

The fourth proportional to 4,108.72, 5,670.56 and 2,340.96 is: 3,230.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.72 : 5,670.56 = 2,340.96 : x
  2. Step 2: Convert to fraction form
    4,108.72/5,670.56 = 2,340.96/x
  3. Step 3: Cross multiply
    4,108.72x = 5,670.56 × 2,340.96
  4. Step 4: Simplify right side
    4,108.72x = 13,274,554.14
  5. Step 5: Solve for x
    x = 13,274,554.14/4,108.72
  6. Step 6: Final answer
    x = 3,230.82

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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.