Home / 5,618.84-7,753.43-3,101.06

Finding the Fourth Proportional to 5,618.84, 7,753.43 and 3,101.06

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Solution

The fourth proportional to 5,618.84, 7,753.43 and 3,101.06 is: 4,279.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618.84 : 7,753.43 = 3,101.06 : x
  2. Step 2: Convert to fraction form
    5,618.84/7,753.43 = 3,101.06/x
  3. Step 3: Cross multiply
    5,618.84x = 7,753.43 × 3,101.06
  4. Step 4: Simplify right side
    5,618.84x = 24,043,820.62
  5. Step 5: Solve for x
    x = 24,043,820.62/5,618.84
  6. Step 6: Final answer
    x = 4,279.14

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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.