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Finding the Fourth Proportional to 6,571.95, 9,862.97 and 2,679.63

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Solution

The fourth proportional to 6,571.95, 9,862.97 and 2,679.63 is: 4,021.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,571.95 : 9,862.97 = 2,679.63 : x
  2. Step 2: Convert to fraction form
    6,571.95/9,862.97 = 2,679.63/x
  3. Step 3: Cross multiply
    6,571.95x = 9,862.97 × 2,679.63
  4. Step 4: Simplify right side
    6,571.95x = 26,429,096.90
  5. Step 5: Solve for x
    x = 26,429,096.90/6,571.95
  6. Step 6: Final answer
    x = 4,021.50

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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.