Home / 4,214.22-6,320.76-1,252.61

Finding the Fourth Proportional to 4,214.22, 6,320.76 and 1,252.61

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Solution

The fourth proportional to 4,214.22, 6,320.76 and 1,252.61 is: 1,878.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214.22 : 6,320.76 = 1,252.61 : x
  2. Step 2: Convert to fraction form
    4,214.22/6,320.76 = 1,252.61/x
  3. Step 3: Cross multiply
    4,214.22x = 6,320.76 × 1,252.61
  4. Step 4: Simplify right side
    4,214.22x = 7,917,425.60
  5. Step 5: Solve for x
    x = 7,917,425.60/4,214.22
  6. Step 6: Final answer
    x = 1,878.74

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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.