Home / 2,276.57-3,416.12-889.99

Finding the Fourth Proportional to 2,276.57, 3,416.12 and 889.99

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Solution

The fourth proportional to 2,276.57, 3,416.12 and 889.99 is: 1,335.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.57 : 3,416.12 = 889.99 : x
  2. Step 2: Convert to fraction form
    2,276.57/3,416.12 = 889.99/x
  3. Step 3: Cross multiply
    2,276.57x = 3,416.12 × 889.99
  4. Step 4: Simplify right side
    2,276.57x = 3,040,312.64
  5. Step 5: Solve for x
    x = 3,040,312.64/2,276.57
  6. Step 6: Final answer
    x = 1,335.48

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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.