Home / 6,149.67-8,486.56-3,355.17

Finding the Fourth Proportional to 6,149.67, 8,486.56 and 3,355.17

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Solution

The fourth proportional to 6,149.67, 8,486.56 and 3,355.17 is: 4,630.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,149.67 : 8,486.56 = 3,355.17 : x
  2. Step 2: Convert to fraction form
    6,149.67/8,486.56 = 3,355.17/x
  3. Step 3: Cross multiply
    6,149.67x = 8,486.56 × 3,355.17
  4. Step 4: Simplify right side
    6,149.67x = 28,473,852.75
  5. Step 5: Solve for x
    x = 28,473,852.75/6,149.67
  6. Step 6: Final answer
    x = 4,630.14

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1.5x scale

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.