Home / 10,120.04-15,183.43-4,496.93

Finding the Fourth Proportional to 10,120.04, 15,183.43 and 4,496.93

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Solution

The fourth proportional to 10,120.04, 15,183.43 and 4,496.93 is: 6,746.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,120.04 : 15,183.43 = 4,496.93 : x
  2. Step 2: Convert to fraction form
    10,120.04/15,183.43 = 4,496.93/x
  3. Step 3: Cross multiply
    10,120.04x = 15,183.43 × 4,496.93
  4. Step 4: Simplify right side
    10,120.04x = 68,278,799.39
  5. Step 5: Solve for x
    x = 68,278,799.39/10,120.04
  6. Step 6: Final answer
    x = 6,746.89

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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.