Home / 6,981.30-10,471.85-2,050.76

Finding the Fourth Proportional to 6,981.30, 10,471.85 and 2,050.76

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Solution

The fourth proportional to 6,981.30, 10,471.85 and 2,050.76 is: 3,076.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981.30 : 10,471.85 = 2,050.76 : x
  2. Step 2: Convert to fraction form
    6,981.30/10,471.85 = 2,050.76/x
  3. Step 3: Cross multiply
    6,981.30x = 10,471.85 × 2,050.76
  4. Step 4: Simplify right side
    6,981.30x = 21,475,188.49
  5. Step 5: Solve for x
    x = 21,475,188.49/6,981.30
  6. Step 6: Final answer
    x = 3,076.10

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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.