Home / 7,387.47-11,087.69-3,233.79

Finding the Fourth Proportional to 7,387.47, 11,087.69 and 3,233.79

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Solution

The fourth proportional to 7,387.47, 11,087.69 and 3,233.79 is: 4,853.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.47 : 11,087.69 = 3,233.79 : x
  2. Step 2: Convert to fraction form
    7,387.47/11,087.69 = 3,233.79/x
  3. Step 3: Cross multiply
    7,387.47x = 11,087.69 × 3,233.79
  4. Step 4: Simplify right side
    7,387.47x = 35,855,244.88
  5. Step 5: Solve for x
    x = 35,855,244.88/7,387.47
  6. Step 6: Final answer
    x = 4,853.52

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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.