Home / 4,279.10-6,414.07-2,196.90

Finding the Fourth Proportional to 4,279.10, 6,414.07 and 2,196.90

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Solution

The fourth proportional to 4,279.10, 6,414.07 and 2,196.90 is: 3,293.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279.10 : 6,414.07 = 2,196.90 : x
  2. Step 2: Convert to fraction form
    4,279.10/6,414.07 = 2,196.90/x
  3. Step 3: Cross multiply
    4,279.10x = 6,414.07 × 2,196.90
  4. Step 4: Simplify right side
    4,279.10x = 14,091,070.38
  5. Step 5: Solve for x
    x = 14,091,070.38/4,279.10
  6. Step 6: Final answer
    x = 3,293.00

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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.