Home / 3,327.84-4,990.55-1,135.98

Finding the Fourth Proportional to 3,327.84, 4,990.55 and 1,135.98

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Solution

The fourth proportional to 3,327.84, 4,990.55 and 1,135.98 is: 1,703.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.84 : 4,990.55 = 1,135.98 : x
  2. Step 2: Convert to fraction form
    3,327.84/4,990.55 = 1,135.98/x
  3. Step 3: Cross multiply
    3,327.84x = 4,990.55 × 1,135.98
  4. Step 4: Simplify right side
    3,327.84x = 5,669,159.31
  5. Step 5: Solve for x
    x = 5,669,159.31/3,327.84
  6. Step 6: Final answer
    x = 1,703.56

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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.