Home / 10,943.53-15,101.85-6,694.28

Finding the Fourth Proportional to 10,943.53, 15,101.85 and 6,694.28

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Solution

The fourth proportional to 10,943.53, 15,101.85 and 6,694.28 is: 9,237.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943.53 : 15,101.85 = 6,694.28 : x
  2. Step 2: Convert to fraction form
    10,943.53/15,101.85 = 6,694.28/x
  3. Step 3: Cross multiply
    10,943.53x = 15,101.85 × 6,694.28
  4. Step 4: Simplify right side
    10,943.53x = 101,096,018.64
  5. Step 5: Solve for x
    x = 101,096,018.64/10,943.53
  6. Step 6: Final answer
    x = 9,237.97

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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.