Home / 4,191.94-6,251.35-3,719.91

Finding the Fourth Proportional to 4,191.94, 6,251.35 and 3,719.91

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Solution

The fourth proportional to 4,191.94, 6,251.35 and 3,719.91 is: 5,547.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.94 : 6,251.35 = 3,719.91 : x
  2. Step 2: Convert to fraction form
    4,191.94/6,251.35 = 3,719.91/x
  3. Step 3: Cross multiply
    4,191.94x = 6,251.35 × 3,719.91
  4. Step 4: Simplify right side
    4,191.94x = 23,254,459.38
  5. Step 5: Solve for x
    x = 23,254,459.38/4,191.94
  6. Step 6: Final answer
    x = 5,547.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.