Home / 10,893.66-16,356.88-6,218.94

Finding the Fourth Proportional to 10,893.66, 16,356.88 and 6,218.94

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Solution

The fourth proportional to 10,893.66, 16,356.88 and 6,218.94 is: 9,337.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893.66 : 16,356.88 = 6,218.94 : x
  2. Step 2: Convert to fraction form
    10,893.66/16,356.88 = 6,218.94/x
  3. Step 3: Cross multiply
    10,893.66x = 16,356.88 × 6,218.94
  4. Step 4: Simplify right side
    10,893.66x = 101,722,455.31
  5. Step 5: Solve for x
    x = 101,722,455.31/10,893.66
  6. Step 6: Final answer
    x = 9,337.77

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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.