Home / 3,324.87-4,985.93-1,133.78

Finding the Fourth Proportional to 3,324.87, 4,985.93 and 1,133.78

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Solution

The fourth proportional to 3,324.87, 4,985.93 and 1,133.78 is: 1,700.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.87 : 4,985.93 = 1,133.78 : x
  2. Step 2: Convert to fraction form
    3,324.87/4,985.93 = 1,133.78/x
  3. Step 3: Cross multiply
    3,324.87x = 4,985.93 × 1,133.78
  4. Step 4: Simplify right side
    3,324.87x = 5,652,925.62
  5. Step 5: Solve for x
    x = 5,652,925.62/3,324.87
  6. Step 6: Final answer
    x = 1,700.19

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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.