Home / 6,896.05-9,518.24-3,913.63

Finding the Fourth Proportional to 6,896.05, 9,518.24 and 3,913.63

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Solution

The fourth proportional to 6,896.05, 9,518.24 and 3,913.63 is: 5,401.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,896.05 : 9,518.24 = 3,913.63 : x
  2. Step 2: Convert to fraction form
    6,896.05/9,518.24 = 3,913.63/x
  3. Step 3: Cross multiply
    6,896.05x = 9,518.24 × 3,913.63
  4. Step 4: Simplify right side
    6,896.05x = 37,250,869.61
  5. Step 5: Solve for x
    x = 37,250,869.61/6,896.05
  6. Step 6: Final answer
    x = 5,401.77

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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.