Home / 3,933.90-5,895.68-1,851.08

Finding the Fourth Proportional to 3,933.90, 5,895.68 and 1,851.08

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Solution

The fourth proportional to 3,933.90, 5,895.68 and 1,851.08 is: 2,774.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933.90 : 5,895.68 = 1,851.08 : x
  2. Step 2: Convert to fraction form
    3,933.90/5,895.68 = 1,851.08/x
  3. Step 3: Cross multiply
    3,933.90x = 5,895.68 × 1,851.08
  4. Step 4: Simplify right side
    3,933.90x = 10,913,336.60
  5. Step 5: Solve for x
    x = 10,913,336.60/3,933.90
  6. Step 6: Final answer
    x = 2,774.18

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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.