Home / 7,418.01-10,233.39-4,272.37

Finding the Fourth Proportional to 7,418.01, 10,233.39 and 4,272.37

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Solution

The fourth proportional to 7,418.01, 10,233.39 and 4,272.37 is: 5,893.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418.01 : 10,233.39 = 4,272.37 : x
  2. Step 2: Convert to fraction form
    7,418.01/10,233.39 = 4,272.37/x
  3. Step 3: Cross multiply
    7,418.01x = 10,233.39 × 4,272.37
  4. Step 4: Simplify right side
    7,418.01x = 43,720,828.43
  5. Step 5: Solve for x
    x = 43,720,828.43/7,418.01
  6. Step 6: Final answer
    x = 5,893.88

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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.