Home / 6,436.02-8,877.12-5,906.61

Finding the Fourth Proportional to 6,436.02, 8,877.12 and 5,906.61

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Solution

The fourth proportional to 6,436.02, 8,877.12 and 5,906.61 is: 8,146.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436.02 : 8,877.12 = 5,906.61 : x
  2. Step 2: Convert to fraction form
    6,436.02/8,877.12 = 5,906.61/x
  3. Step 3: Cross multiply
    6,436.02x = 8,877.12 × 5,906.61
  4. Step 4: Simplify right side
    6,436.02x = 52,433,696.84
  5. Step 5: Solve for x
    x = 52,433,696.84/6,436.02
  6. Step 6: Final answer
    x = 8,146.92

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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.