Home / 3,668.08-5,497.80-1,326.10

Finding the Fourth Proportional to 3,668.08, 5,497.80 and 1,326.10

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Solution

The fourth proportional to 3,668.08, 5,497.80 and 1,326.10 is: 1,987.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668.08 : 5,497.80 = 1,326.10 : x
  2. Step 2: Convert to fraction form
    3,668.08/5,497.80 = 1,326.10/x
  3. Step 3: Cross multiply
    3,668.08x = 5,497.80 × 1,326.10
  4. Step 4: Simplify right side
    3,668.08x = 7,290,632.58
  5. Step 5: Solve for x
    x = 7,290,632.58/3,668.08
  6. Step 6: Final answer
    x = 1,987.59

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1.5x scale

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.