Home / 6,668.29-9,195.33-5,727.20

Finding the Fourth Proportional to 6,668.29, 9,195.33 and 5,727.20

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Solution

The fourth proportional to 6,668.29, 9,195.33 and 5,727.20 is: 7,897.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,668.29 : 9,195.33 = 5,727.20 : x
  2. Step 2: Convert to fraction form
    6,668.29/9,195.33 = 5,727.20/x
  3. Step 3: Cross multiply
    6,668.29x = 9,195.33 × 5,727.20
  4. Step 4: Simplify right side
    6,668.29x = 52,663,448.00
  5. Step 5: Solve for x
    x = 52,663,448.00/6,668.29
  6. Step 6: Final answer
    x = 7,897.60

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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.