Home / 10,299.32-15,450.81-3,734.68

Finding the Fourth Proportional to 10,299.32, 15,450.81 and 3,734.68

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Solution

The fourth proportional to 10,299.32, 15,450.81 and 3,734.68 is: 5,602.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,299.32 : 15,450.81 = 3,734.68 : x
  2. Step 2: Convert to fraction form
    10,299.32/15,450.81 = 3,734.68/x
  3. Step 3: Cross multiply
    10,299.32x = 15,450.81 × 3,734.68
  4. Step 4: Simplify right side
    10,299.32x = 57,703,831.09
  5. Step 5: Solve for x
    x = 57,703,831.09/10,299.32
  6. Step 6: Final answer
    x = 5,602.68

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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.