Home / 7,418.13-10,236.96-4,274.25

Finding the Fourth Proportional to 7,418.13, 10,236.96 and 4,274.25

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Solution

The fourth proportional to 7,418.13, 10,236.96 and 4,274.25 is: 5,898.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418.13 : 10,236.96 = 4,274.25 : x
  2. Step 2: Convert to fraction form
    7,418.13/10,236.96 = 4,274.25/x
  3. Step 3: Cross multiply
    7,418.13x = 10,236.96 × 4,274.25
  4. Step 4: Simplify right side
    7,418.13x = 43,755,326.28
  5. Step 5: Solve for x
    x = 43,755,326.28/7,418.13
  6. Step 6: Final answer
    x = 5,898.43

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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.