Home / 10,323.11-15,479.93-3,301.76

Finding the Fourth Proportional to 10,323.11, 15,479.93 and 3,301.76

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Solution

The fourth proportional to 10,323.11, 15,479.93 and 3,301.76 is: 4,951.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,323.11 : 15,479.93 = 3,301.76 : x
  2. Step 2: Convert to fraction form
    10,323.11/15,479.93 = 3,301.76/x
  3. Step 3: Cross multiply
    10,323.11x = 15,479.93 × 3,301.76
  4. Step 4: Simplify right side
    10,323.11x = 51,110,944.53
  5. Step 5: Solve for x
    x = 51,110,944.53/10,323.11
  6. Step 6: Final answer
    x = 4,951.12

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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.