Home / 2,311.61-3,467.55-1,767.14

Finding the Fourth Proportional to 2,311.61, 3,467.55 and 1,767.14

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Solution

The fourth proportional to 2,311.61, 3,467.55 and 1,767.14 is: 2,650.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311.61 : 3,467.55 = 1,767.14 : x
  2. Step 2: Convert to fraction form
    2,311.61/3,467.55 = 1,767.14/x
  3. Step 3: Cross multiply
    2,311.61x = 3,467.55 × 1,767.14
  4. Step 4: Simplify right side
    2,311.61x = 6,127,646.31
  5. Step 5: Solve for x
    x = 6,127,646.31/2,311.61
  6. Step 6: Final answer
    x = 2,650.81

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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.