Home / 2,895.57-3,994.11-1,716.35

Finding the Fourth Proportional to 2,895.57, 3,994.11 and 1,716.35

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Solution

The fourth proportional to 2,895.57, 3,994.11 and 1,716.35 is: 2,367.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.57 : 3,994.11 = 1,716.35 : x
  2. Step 2: Convert to fraction form
    2,895.57/3,994.11 = 1,716.35/x
  3. Step 3: Cross multiply
    2,895.57x = 3,994.11 × 1,716.35
  4. Step 4: Simplify right side
    2,895.57x = 6,855,270.73
  5. Step 5: Solve for x
    x = 6,855,270.73/2,895.57
  6. Step 6: Final answer
    x = 2,367.50

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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.