Home / 2,895.47-3,994.82-1,775.85

Finding the Fourth Proportional to 2,895.47, 3,994.82 and 1,775.85

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Solution

The fourth proportional to 2,895.47, 3,994.82 and 1,775.85 is: 2,450.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.47 : 3,994.82 = 1,775.85 : x
  2. Step 2: Convert to fraction form
    2,895.47/3,994.82 = 1,775.85/x
  3. Step 3: Cross multiply
    2,895.47x = 3,994.82 × 1,775.85
  4. Step 4: Simplify right side
    2,895.47x = 7,094,183.90
  5. Step 5: Solve for x
    x = 7,094,183.90/2,895.47
  6. Step 6: Final answer
    x = 2,450.10

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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.