Home / 5,490.12-8,224.86-2,713.56

Finding the Fourth Proportional to 5,490.12, 8,224.86 and 2,713.56

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Solution

The fourth proportional to 5,490.12, 8,224.86 and 2,713.56 is: 4,065.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.12 : 8,224.86 = 2,713.56 : x
  2. Step 2: Convert to fraction form
    5,490.12/8,224.86 = 2,713.56/x
  3. Step 3: Cross multiply
    5,490.12x = 8,224.86 × 2,713.56
  4. Step 4: Simplify right side
    5,490.12x = 22,318,651.10
  5. Step 5: Solve for x
    x = 22,318,651.10/5,490.12
  6. Step 6: Final answer
    x = 4,065.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.