Home / 3,135.11-4,720.98-2,319.14

Finding the Fourth Proportional to 3,135.11, 4,720.98 and 2,319.14

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Solution

The fourth proportional to 3,135.11, 4,720.98 and 2,319.14 is: 3,492.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.11 : 4,720.98 = 2,319.14 : x
  2. Step 2: Convert to fraction form
    3,135.11/4,720.98 = 2,319.14/x
  3. Step 3: Cross multiply
    3,135.11x = 4,720.98 × 2,319.14
  4. Step 4: Simplify right side
    3,135.11x = 10,948,589.95
  5. Step 5: Solve for x
    x = 10,948,589.95/3,135.11
  6. Step 6: Final answer
    x = 3,492.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.