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Finding the Fourth Proportional to 6,343.74, 8,754.17 and 3,510.95

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Solution

The fourth proportional to 6,343.74, 8,754.17 and 3,510.95 is: 4,845.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.74 : 8,754.17 = 3,510.95 : x
  2. Step 2: Convert to fraction form
    6,343.74/8,754.17 = 3,510.95/x
  3. Step 3: Cross multiply
    6,343.74x = 8,754.17 × 3,510.95
  4. Step 4: Simplify right side
    6,343.74x = 30,735,391.84
  5. Step 5: Solve for x
    x = 30,735,391.84/6,343.74
  6. Step 6: Final answer
    x = 4,845.00

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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.