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Finding the Fourth Proportional to 6,893.60, 10,329.36 and 6,711.36

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Solution

The fourth proportional to 6,893.60, 10,329.36 and 6,711.36 is: 10,056.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,893.60 : 10,329.36 = 6,711.36 : x
  2. Step 2: Convert to fraction form
    6,893.60/10,329.36 = 6,711.36/x
  3. Step 3: Cross multiply
    6,893.60x = 10,329.36 × 6,711.36
  4. Step 4: Simplify right side
    6,893.60x = 69,324,053.53
  5. Step 5: Solve for x
    x = 69,324,053.53/6,893.60
  6. Step 6: Final answer
    x = 10,056.29

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1.5x scale

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.