Home / 4,266.10-6,390.91-2,411.54

Finding the Fourth Proportional to 4,266.10, 6,390.91 and 2,411.54

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Solution

The fourth proportional to 4,266.10, 6,390.91 and 2,411.54 is: 3,612.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.10 : 6,390.91 = 2,411.54 : x
  2. Step 2: Convert to fraction form
    4,266.10/6,390.91 = 2,411.54/x
  3. Step 3: Cross multiply
    4,266.10x = 6,390.91 × 2,411.54
  4. Step 4: Simplify right side
    4,266.10x = 15,411,891.09
  5. Step 5: Solve for x
    x = 15,411,891.09/4,266.10
  6. Step 6: Final answer
    x = 3,612.65

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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.