Home / 3,193.16-4,788.19-1,113.11

Finding the Fourth Proportional to 3,193.16, 4,788.19 and 1,113.11

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Solution

The fourth proportional to 3,193.16, 4,788.19 and 1,113.11 is: 1,669.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.16 : 4,788.19 = 1,113.11 : x
  2. Step 2: Convert to fraction form
    3,193.16/4,788.19 = 1,113.11/x
  3. Step 3: Cross multiply
    3,193.16x = 4,788.19 × 1,113.11
  4. Step 4: Simplify right side
    3,193.16x = 5,329,782.17
  5. Step 5: Solve for x
    x = 5,329,782.17/3,193.16
  6. Step 6: Final answer
    x = 1,669.12

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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.