Home / 5,225.68-7,841.62-2,107.18

Finding the Fourth Proportional to 5,225.68, 7,841.62 and 2,107.18

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Solution

The fourth proportional to 5,225.68, 7,841.62 and 2,107.18 is: 3,162.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.68 : 7,841.62 = 2,107.18 : x
  2. Step 2: Convert to fraction form
    5,225.68/7,841.62 = 2,107.18/x
  3. Step 3: Cross multiply
    5,225.68x = 7,841.62 × 2,107.18
  4. Step 4: Simplify right side
    5,225.68x = 16,523,704.83
  5. Step 5: Solve for x
    x = 16,523,704.83/5,225.68
  6. Step 6: Final answer
    x = 3,162.02

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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.