Home / 7,467.21-10,304.17-4,280.47

Finding the Fourth Proportional to 7,467.21, 10,304.17 and 4,280.47

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Solution

The fourth proportional to 7,467.21, 10,304.17 and 4,280.47 is: 5,906.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,467.21 : 10,304.17 = 4,280.47 : x
  2. Step 2: Convert to fraction form
    7,467.21/10,304.17 = 4,280.47/x
  3. Step 3: Cross multiply
    7,467.21x = 10,304.17 × 4,280.47
  4. Step 4: Simplify right side
    7,467.21x = 44,106,654.10
  5. Step 5: Solve for x
    x = 44,106,654.10/7,467.21
  6. Step 6: Final answer
    x = 5,906.71

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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.