Home / 10,225.46-15,338.14-2,829.87

Finding the Fourth Proportional to 10,225.46, 15,338.14 and 2,829.87

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Solution

The fourth proportional to 10,225.46, 15,338.14 and 2,829.87 is: 4,244.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,225.46 : 15,338.14 = 2,829.87 : x
  2. Step 2: Convert to fraction form
    10,225.46/15,338.14 = 2,829.87/x
  3. Step 3: Cross multiply
    10,225.46x = 15,338.14 × 2,829.87
  4. Step 4: Simplify right side
    10,225.46x = 43,404,935.17
  5. Step 5: Solve for x
    x = 43,404,935.17/10,225.46
  6. Step 6: Final answer
    x = 4,244.79

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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.