Home / 4,246.84-6,372.38-2,842.20

Finding the Fourth Proportional to 4,246.84, 6,372.38 and 2,842.20

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Solution

The fourth proportional to 4,246.84, 6,372.38 and 2,842.20 is: 4,264.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,246.84 : 6,372.38 = 2,842.20 : x
  2. Step 2: Convert to fraction form
    4,246.84/6,372.38 = 2,842.20/x
  3. Step 3: Cross multiply
    4,246.84x = 6,372.38 × 2,842.20
  4. Step 4: Simplify right side
    4,246.84x = 18,111,578.44
  5. Step 5: Solve for x
    x = 18,111,578.44/4,246.84
  6. Step 6: Final answer
    x = 4,264.72

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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.