Home / 7,454.22-10,286.43-4,097.46

Finding the Fourth Proportional to 7,454.22, 10,286.43 and 4,097.46

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Solution

The fourth proportional to 7,454.22, 10,286.43 and 4,097.46 is: 5,654.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454.22 : 10,286.43 = 4,097.46 : x
  2. Step 2: Convert to fraction form
    7,454.22/10,286.43 = 4,097.46/x
  3. Step 3: Cross multiply
    7,454.22x = 10,286.43 × 4,097.46
  4. Step 4: Simplify right side
    7,454.22x = 42,148,235.47
  5. Step 5: Solve for x
    x = 42,148,235.47/7,454.22
  6. Step 6: Final answer
    x = 5,654.28

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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.