Home / 7,995.24-11,999.28-3,613.08

Finding the Fourth Proportional to 7,995.24, 11,999.28 and 3,613.08

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Solution

The fourth proportional to 7,995.24, 11,999.28 and 3,613.08 is: 5,422.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,995.24 : 11,999.28 = 3,613.08 : x
  2. Step 2: Convert to fraction form
    7,995.24/11,999.28 = 3,613.08/x
  3. Step 3: Cross multiply
    7,995.24x = 11,999.28 × 3,613.08
  4. Step 4: Simplify right side
    7,995.24x = 43,354,358.58
  5. Step 5: Solve for x
    x = 43,354,358.58/7,995.24
  6. Step 6: Final answer
    x = 5,422.52

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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.