Home / 4,275.14-6,418.68-2,196.91

Finding the Fourth Proportional to 4,275.14, 6,418.68 and 2,196.91

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Solution

The fourth proportional to 4,275.14, 6,418.68 and 2,196.91 is: 3,298.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.14 : 6,418.68 = 2,196.91 : x
  2. Step 2: Convert to fraction form
    4,275.14/6,418.68 = 2,196.91/x
  3. Step 3: Cross multiply
    4,275.14x = 6,418.68 × 2,196.91
  4. Step 4: Simplify right side
    4,275.14x = 14,101,219.20
  5. Step 5: Solve for x
    x = 14,101,219.20/4,275.14
  6. Step 6: Final answer
    x = 3,298.42

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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.