Home / 10,403.82-14,356.68-5,927.64

Finding the Fourth Proportional to 10,403.82, 14,356.68 and 5,927.64

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Solution

The fourth proportional to 10,403.82, 14,356.68 and 5,927.64 is: 8,179.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403.82 : 14,356.68 = 5,927.64 : x
  2. Step 2: Convert to fraction form
    10,403.82/14,356.68 = 5,927.64/x
  3. Step 3: Cross multiply
    10,403.82x = 14,356.68 × 5,927.64
  4. Step 4: Simplify right side
    10,403.82x = 85,101,230.64
  5. Step 5: Solve for x
    x = 85,101,230.64/10,403.82
  6. Step 6: Final answer
    x = 8,179.81

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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.