Home / 10,265.49-15,395.67-2,868.03

Finding the Fourth Proportional to 10,265.49, 15,395.67 and 2,868.03

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Solution

The fourth proportional to 10,265.49, 15,395.67 and 2,868.03 is: 4,301.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,265.49 : 15,395.67 = 2,868.03 : x
  2. Step 2: Convert to fraction form
    10,265.49/15,395.67 = 2,868.03/x
  3. Step 3: Cross multiply
    10,265.49x = 15,395.67 × 2,868.03
  4. Step 4: Simplify right side
    10,265.49x = 44,155,243.43
  5. Step 5: Solve for x
    x = 44,155,243.43/10,265.49
  6. Step 6: Final answer
    x = 4,301.33

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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.