Home / 7,418.58-10,236.64-4,274.16

Finding the Fourth Proportional to 7,418.58, 10,236.64 and 4,274.16

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Solution

The fourth proportional to 7,418.58, 10,236.64 and 4,274.16 is: 5,897.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418.58 : 10,236.64 = 4,274.16 : x
  2. Step 2: Convert to fraction form
    7,418.58/10,236.64 = 4,274.16/x
  3. Step 3: Cross multiply
    7,418.58x = 10,236.64 × 4,274.16
  4. Step 4: Simplify right side
    7,418.58x = 43,753,037.22
  5. Step 5: Solve for x
    x = 43,753,037.22/7,418.58
  6. Step 6: Final answer
    x = 5,897.76

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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.