Home / 2,286.48-3,425.04-1,543.80

Finding the Fourth Proportional to 2,286.48, 3,425.04 and 1,543.80

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Solution

The fourth proportional to 2,286.48, 3,425.04 and 1,543.80 is: 2,312.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.48 : 3,425.04 = 1,543.80 : x
  2. Step 2: Convert to fraction form
    2,286.48/3,425.04 = 1,543.80/x
  3. Step 3: Cross multiply
    2,286.48x = 3,425.04 × 1,543.80
  4. Step 4: Simplify right side
    2,286.48x = 5,287,576.75
  5. Step 5: Solve for x
    x = 5,287,576.75/2,286.48
  6. Step 6: Final answer
    x = 2,312.54

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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.