Home / 4,897.73-6,755.30-3,105.76

Finding the Fourth Proportional to 4,897.73, 6,755.30 and 3,105.76

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Solution

The fourth proportional to 4,897.73, 6,755.30 and 3,105.76 is: 4,283.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897.73 : 6,755.30 = 3,105.76 : x
  2. Step 2: Convert to fraction form
    4,897.73/6,755.30 = 3,105.76/x
  3. Step 3: Cross multiply
    4,897.73x = 6,755.30 × 3,105.76
  4. Step 4: Simplify right side
    4,897.73x = 20,980,332.42
  5. Step 5: Solve for x
    x = 20,980,332.42/4,897.73
  6. Step 6: Final answer
    x = 4,283.68

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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.