Home / 2,881.50-4,322.24-933.85

Finding the Fourth Proportional to 2,881.50, 4,322.24 and 933.85

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Solution

The fourth proportional to 2,881.50, 4,322.24 and 933.85 is: 1,400.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881.50 : 4,322.24 = 933.85 : x
  2. Step 2: Convert to fraction form
    2,881.50/4,322.24 = 933.85/x
  3. Step 3: Cross multiply
    2,881.50x = 4,322.24 × 933.85
  4. Step 4: Simplify right side
    2,881.50x = 4,036,333.31
  5. Step 5: Solve for x
    x = 4,036,333.31/2,881.50
  6. Step 6: Final answer
    x = 1,400.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.