Home / 2,910.97-4,017.06-1,651.99

Finding the Fourth Proportional to 2,910.97, 4,017.06 and 1,651.99

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Solution

The fourth proportional to 2,910.97, 4,017.06 and 1,651.99 is: 2,279.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.97 : 4,017.06 = 1,651.99 : x
  2. Step 2: Convert to fraction form
    2,910.97/4,017.06 = 1,651.99/x
  3. Step 3: Cross multiply
    2,910.97x = 4,017.06 × 1,651.99
  4. Step 4: Simplify right side
    2,910.97x = 6,636,142.95
  5. Step 5: Solve for x
    x = 6,636,142.95/2,910.97
  6. Step 6: Final answer
    x = 2,279.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.