Home / 10,430.26-15,629.68-6,265.69

Finding the Fourth Proportional to 10,430.26, 15,629.68 and 6,265.69

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Solution

The fourth proportional to 10,430.26, 15,629.68 and 6,265.69 is: 9,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,430.26 : 15,629.68 = 6,265.69 : x
  2. Step 2: Convert to fraction form
    10,430.26/15,629.68 = 6,265.69/x
  3. Step 3: Cross multiply
    10,430.26x = 15,629.68 × 6,265.69
  4. Step 4: Simplify right side
    10,430.26x = 97,930,729.68
  5. Step 5: Solve for x
    x = 97,930,729.68/10,430.26
  6. Step 6: Final answer
    x = 9,389.10

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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.