Home / 5,416.30-7,474.51-2,932.30

Finding the Fourth Proportional to 5,416.30, 7,474.51 and 2,932.30

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Solution

The fourth proportional to 5,416.30, 7,474.51 and 2,932.30 is: 4,046.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,416.30 : 7,474.51 = 2,932.30 : x
  2. Step 2: Convert to fraction form
    5,416.30/7,474.51 = 2,932.30/x
  3. Step 3: Cross multiply
    5,416.30x = 7,474.51 × 2,932.30
  4. Step 4: Simplify right side
    5,416.30x = 21,917,505.67
  5. Step 5: Solve for x
    x = 21,917,505.67/5,416.30
  6. Step 6: Final answer
    x = 4,046.58

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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.