Home / 4,215.38-5,817.12-2,326.95

Finding the Fourth Proportional to 4,215.38, 5,817.12 and 2,326.95

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Solution

The fourth proportional to 4,215.38, 5,817.12 and 2,326.95 is: 3,211.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.38 : 5,817.12 = 2,326.95 : x
  2. Step 2: Convert to fraction form
    4,215.38/5,817.12 = 2,326.95/x
  3. Step 3: Cross multiply
    4,215.38x = 5,817.12 × 2,326.95
  4. Step 4: Simplify right side
    4,215.38x = 13,536,135.75
  5. Step 5: Solve for x
    x = 13,536,135.75/4,215.38
  6. Step 6: Final answer
    x = 3,211.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.