Home / 2,895.38-3,994.20-1,775.96

Finding the Fourth Proportional to 2,895.38, 3,994.20 and 1,775.96

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Solution

The fourth proportional to 2,895.38, 3,994.20 and 1,775.96 is: 2,449.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.38 : 3,994.20 = 1,775.96 : x
  2. Step 2: Convert to fraction form
    2,895.38/3,994.20 = 1,775.96/x
  3. Step 3: Cross multiply
    2,895.38x = 3,994.20 × 1,775.96
  4. Step 4: Simplify right side
    2,895.38x = 7,093,539.43
  5. Step 5: Solve for x
    x = 7,093,539.43/2,895.38
  6. Step 6: Final answer
    x = 2,449.95

Related Problems

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Half scale
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Double scale
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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.