Home / 5,920.84-8,170.53-3,268.22

Finding the Fourth Proportional to 5,920.84, 8,170.53 and 3,268.22

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Solution

The fourth proportional to 5,920.84, 8,170.53 and 3,268.22 is: 4,510.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.84 : 8,170.53 = 3,268.22 : x
  2. Step 2: Convert to fraction form
    5,920.84/8,170.53 = 3,268.22/x
  3. Step 3: Cross multiply
    5,920.84x = 8,170.53 × 3,268.22
  4. Step 4: Simplify right side
    5,920.84x = 26,703,089.56
  5. Step 5: Solve for x
    x = 26,703,089.56/5,920.84
  6. Step 6: Final answer
    x = 4,510.02

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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.