Home / 3,403.35-4,696.38-1,910.99

Finding the Fourth Proportional to 3,403.35, 4,696.38 and 1,910.99

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Solution

The fourth proportional to 3,403.35, 4,696.38 and 1,910.99 is: 2,637.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.35 : 4,696.38 = 1,910.99 : x
  2. Step 2: Convert to fraction form
    3,403.35/4,696.38 = 1,910.99/x
  3. Step 3: Cross multiply
    3,403.35x = 4,696.38 × 1,910.99
  4. Step 4: Simplify right side
    3,403.35x = 8,974,711.73
  5. Step 5: Solve for x
    x = 8,974,711.73/3,403.35
  6. Step 6: Final answer
    x = 2,637.02

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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.