Home / 10,935.73-16,403.93-3,540.23

Finding the Fourth Proportional to 10,935.73, 16,403.93 and 3,540.23

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Solution

The fourth proportional to 10,935.73, 16,403.93 and 3,540.23 is: 5,310.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935.73 : 16,403.93 = 3,540.23 : x
  2. Step 2: Convert to fraction form
    10,935.73/16,403.93 = 3,540.23/x
  3. Step 3: Cross multiply
    10,935.73x = 16,403.93 × 3,540.23
  4. Step 4: Simplify right side
    10,935.73x = 58,073,685.10
  5. Step 5: Solve for x
    x = 58,073,685.10/10,935.73
  6. Step 6: Final answer
    x = 5,310.45

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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.