Home / 4,654.45-6,981.98-2,057.38

Finding the Fourth Proportional to 4,654.45, 6,981.98 and 2,057.38

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Solution

The fourth proportional to 4,654.45, 6,981.98 and 2,057.38 is: 3,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,654.45 : 6,981.98 = 2,057.38 : x
  2. Step 2: Convert to fraction form
    4,654.45/6,981.98 = 2,057.38/x
  3. Step 3: Cross multiply
    4,654.45x = 6,981.98 × 2,057.38
  4. Step 4: Simplify right side
    4,654.45x = 14,364,540.82
  5. Step 5: Solve for x
    x = 14,364,540.82/4,654.45
  6. Step 6: Final answer
    x = 3,086.20

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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.