Home / 9,629.99-13,292.91-5,654.43

Finding the Fourth Proportional to 9,629.99, 13,292.91 and 5,654.43

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Solution

The fourth proportional to 9,629.99, 13,292.91 and 5,654.43 is: 7,805.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,629.99 : 13,292.91 = 5,654.43 : x
  2. Step 2: Convert to fraction form
    9,629.99/13,292.91 = 5,654.43/x
  3. Step 3: Cross multiply
    9,629.99x = 13,292.91 × 5,654.43
  4. Step 4: Simplify right side
    9,629.99x = 75,163,829.09
  5. Step 5: Solve for x
    x = 75,163,829.09/9,629.99
  6. Step 6: Final answer
    x = 7,805.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.