Home / 10,364.73-15,550.18-3,345.85

Finding the Fourth Proportional to 10,364.73, 15,550.18 and 3,345.85

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Solution

The fourth proportional to 10,364.73, 15,550.18 and 3,345.85 is: 5,019.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364.73 : 15,550.18 = 3,345.85 : x
  2. Step 2: Convert to fraction form
    10,364.73/15,550.18 = 3,345.85/x
  3. Step 3: Cross multiply
    10,364.73x = 15,550.18 × 3,345.85
  4. Step 4: Simplify right side
    10,364.73x = 52,028,569.75
  5. Step 5: Solve for x
    x = 52,028,569.75/10,364.73
  6. Step 6: Final answer
    x = 5,019.77

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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.