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Finding the Fourth Proportional to 2,834.68, 4,252.14 and 886.68

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Solution

The fourth proportional to 2,834.68, 4,252.14 and 886.68 is: 1,330.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.68 : 4,252.14 = 886.68 : x
  2. Step 2: Convert to fraction form
    2,834.68/4,252.14 = 886.68/x
  3. Step 3: Cross multiply
    2,834.68x = 4,252.14 × 886.68
  4. Step 4: Simplify right side
    2,834.68x = 3,770,287.50
  5. Step 5: Solve for x
    x = 3,770,287.50/2,834.68
  6. Step 6: Final answer
    x = 1,330.06

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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.