Home / 6,849.36-10,213.97-6,787.02

Finding the Fourth Proportional to 6,849.36, 10,213.97 and 6,787.02

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Solution

The fourth proportional to 6,849.36, 10,213.97 and 6,787.02 is: 10,121.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849.36 : 10,213.97 = 6,787.02 : x
  2. Step 2: Convert to fraction form
    6,849.36/10,213.97 = 6,787.02/x
  3. Step 3: Cross multiply
    6,849.36x = 10,213.97 × 6,787.02
  4. Step 4: Simplify right side
    6,849.36x = 69,322,423.04
  5. Step 5: Solve for x
    x = 69,322,423.04/6,849.36
  6. Step 6: Final answer
    x = 10,121.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.