Home / 2,910.79-4,358.98-2,726.25

Finding the Fourth Proportional to 2,910.79, 4,358.98 and 2,726.25

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Solution

The fourth proportional to 2,910.79, 4,358.98 and 2,726.25 is: 4,082.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.79 : 4,358.98 = 2,726.25 : x
  2. Step 2: Convert to fraction form
    2,910.79/4,358.98 = 2,726.25/x
  3. Step 3: Cross multiply
    2,910.79x = 4,358.98 × 2,726.25
  4. Step 4: Simplify right side
    2,910.79x = 11,883,669.23
  5. Step 5: Solve for x
    x = 11,883,669.23/2,910.79
  6. Step 6: Final answer
    x = 4,082.63

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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.