Home / 6,899.12-10,342-2,737.76

Finding the Fourth Proportional to 6,899.12, 10,342 and 2,737.76

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Solution

The fourth proportional to 6,899.12, 10,342 and 2,737.76 is: 4,103.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899.12 : 10,342 = 2,737.76 : x
  2. Step 2: Convert to fraction form
    6,899.12/10,342 = 2,737.76/x
  3. Step 3: Cross multiply
    6,899.12x = 10,342 × 2,737.76
  4. Step 4: Simplify right side
    6,899.12x = 28,313,913.92
  5. Step 5: Solve for x
    x = 28,313,913.92/6,899.12
  6. Step 6: Final answer
    x = 4,103.99

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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.