Home / 5,135.08-7,082.66-3,368.04

Finding the Fourth Proportional to 5,135.08, 7,082.66 and 3,368.04

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Solution

The fourth proportional to 5,135.08, 7,082.66 and 3,368.04 is: 4,645.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135.08 : 7,082.66 = 3,368.04 : x
  2. Step 2: Convert to fraction form
    5,135.08/7,082.66 = 3,368.04/x
  3. Step 3: Cross multiply
    5,135.08x = 7,082.66 × 3,368.04
  4. Step 4: Simplify right side
    5,135.08x = 23,854,682.19
  5. Step 5: Solve for x
    x = 23,854,682.19/5,135.08
  6. Step 6: Final answer
    x = 4,645.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.