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Finding the Fourth Proportional to 6,571.84, 9,857.58 and 2,679.04

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Solution

The fourth proportional to 6,571.84, 9,857.58 and 2,679.04 is: 4,018.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,571.84 : 9,857.58 = 2,679.04 : x
  2. Step 2: Convert to fraction form
    6,571.84/9,857.58 = 2,679.04/x
  3. Step 3: Cross multiply
    6,571.84x = 9,857.58 × 2,679.04
  4. Step 4: Simplify right side
    6,571.84x = 26,408,851.12
  5. Step 5: Solve for x
    x = 26,408,851.12/6,571.84
  6. Step 6: Final answer
    x = 4,018.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.