Home / 7,454.30-10,286.95-4,097.45

Finding the Fourth Proportional to 7,454.30, 10,286.95 and 4,097.45

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Solution

The fourth proportional to 7,454.30, 10,286.95 and 4,097.45 is: 5,654.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454.30 : 10,286.95 = 4,097.45 : x
  2. Step 2: Convert to fraction form
    7,454.30/10,286.95 = 4,097.45/x
  3. Step 3: Cross multiply
    7,454.30x = 10,286.95 × 4,097.45
  4. Step 4: Simplify right side
    7,454.30x = 42,150,286.43
  5. Step 5: Solve for x
    x = 42,150,286.43/7,454.30
  6. Step 6: Final answer
    x = 5,654.50

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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.