Home / 8,197.02-12,350.84-6,768.18

Finding the Fourth Proportional to 8,197.02, 12,350.84 and 6,768.18

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Solution

The fourth proportional to 8,197.02, 12,350.84 and 6,768.18 is: 10,197.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197.02 : 12,350.84 = 6,768.18 : x
  2. Step 2: Convert to fraction form
    8,197.02/12,350.84 = 6,768.18/x
  3. Step 3: Cross multiply
    8,197.02x = 12,350.84 × 6,768.18
  4. Step 4: Simplify right side
    8,197.02x = 83,592,674.43
  5. Step 5: Solve for x
    x = 83,592,674.43/8,197.02
  6. Step 6: Final answer
    x = 10,197.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.