Home / 2,206.16-3,307-1,426

Finding the Fourth Proportional to 2,206.16, 3,307 and 1,426

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Solution

The fourth proportional to 2,206.16, 3,307 and 1,426 is: 2,137.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.16 : 3,307 = 1,426 : x
  2. Step 2: Convert to fraction form
    2,206.16/3,307 = 1,426/x
  3. Step 3: Cross multiply
    2,206.16x = 3,307 × 1,426
  4. Step 4: Simplify right side
    2,206.16x = 4,715,782
  5. Step 5: Solve for x
    x = 4,715,782/2,206.16
  6. Step 6: Final answer
    x = 2,137.55

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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.