Home / 6,145.12-8,480.01-3,492.52

Finding the Fourth Proportional to 6,145.12, 8,480.01 and 3,492.52

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Solution

The fourth proportional to 6,145.12, 8,480.01 and 3,492.52 is: 4,819.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.12 : 8,480.01 = 3,492.52 : x
  2. Step 2: Convert to fraction form
    6,145.12/8,480.01 = 3,492.52/x
  3. Step 3: Cross multiply
    6,145.12x = 8,480.01 × 3,492.52
  4. Step 4: Simplify right side
    6,145.12x = 29,616,604.53
  5. Step 5: Solve for x
    x = 29,616,604.53/6,145.12
  6. Step 6: Final answer
    x = 4,819.53

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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.