Home / 3,813.04-5,711.22-1,585.11

Finding the Fourth Proportional to 3,813.04, 5,711.22 and 1,585.11

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Solution

The fourth proportional to 3,813.04, 5,711.22 and 1,585.11 is: 2,374.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813.04 : 5,711.22 = 1,585.11 : x
  2. Step 2: Convert to fraction form
    3,813.04/5,711.22 = 1,585.11/x
  3. Step 3: Cross multiply
    3,813.04x = 5,711.22 × 1,585.11
  4. Step 4: Simplify right side
    3,813.04x = 9,052,937.81
  5. Step 5: Solve for x
    x = 9,052,937.81/3,813.04
  6. Step 6: Final answer
    x = 2,374.21

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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.