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Finding the Fourth Proportional to 6,842.00, 10,256.02 and 3,146.92

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Solution

The fourth proportional to 6,842.00, 10,256.02 and 3,146.92 is: 4,717.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,842.00 : 10,256.02 = 3,146.92 : x
  2. Step 2: Convert to fraction form
    6,842.00/10,256.02 = 3,146.92/x
  3. Step 3: Cross multiply
    6,842.00x = 10,256.02 × 3,146.92
  4. Step 4: Simplify right side
    6,842.00x = 32,274,840.95
  5. Step 5: Solve for x
    x = 32,274,840.95/6,842.00
  6. Step 6: Final answer
    x = 4,717.16

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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.