Home / 5,207.84-7,179.35-3,713.17

Finding the Fourth Proportional to 5,207.84, 7,179.35 and 3,713.17

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Solution

The fourth proportional to 5,207.84, 7,179.35 and 3,713.17 is: 5,118.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.84 : 7,179.35 = 3,713.17 : x
  2. Step 2: Convert to fraction form
    5,207.84/7,179.35 = 3,713.17/x
  3. Step 3: Cross multiply
    5,207.84x = 7,179.35 × 3,713.17
  4. Step 4: Simplify right side
    5,207.84x = 26,658,092.58
  5. Step 5: Solve for x
    x = 26,658,092.58/5,207.84
  6. Step 6: Final answer
    x = 5,118.84

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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.