Home / 10,935.73-16,403.67-4,690.47

Finding the Fourth Proportional to 10,935.73, 16,403.67 and 4,690.47

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Solution

The fourth proportional to 10,935.73, 16,403.67 and 4,690.47 is: 7,035.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935.73 : 16,403.67 = 4,690.47 : x
  2. Step 2: Convert to fraction form
    10,935.73/16,403.67 = 4,690.47/x
  3. Step 3: Cross multiply
    10,935.73x = 16,403.67 × 4,690.47
  4. Step 4: Simplify right side
    10,935.73x = 76,940,922.02
  5. Step 5: Solve for x
    x = 76,940,922.02/10,935.73
  6. Step 6: Final answer
    x = 7,035.74

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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.