Home / 4,204.20-6,307.65-1,282.80

Finding the Fourth Proportional to 4,204.20, 6,307.65 and 1,282.80

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Solution

The fourth proportional to 4,204.20, 6,307.65 and 1,282.80 is: 1,924.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,204.20 : 6,307.65 = 1,282.80 : x
  2. Step 2: Convert to fraction form
    4,204.20/6,307.65 = 1,282.80/x
  3. Step 3: Cross multiply
    4,204.20x = 6,307.65 × 1,282.80
  4. Step 4: Simplify right side
    4,204.20x = 8,091,453.42
  5. Step 5: Solve for x
    x = 8,091,453.42/4,204.20
  6. Step 6: Final answer
    x = 1,924.61

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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.