Home / 5,930.62-8,901.31-3,159.64

Finding the Fourth Proportional to 5,930.62, 8,901.31 and 3,159.64

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Solution

The fourth proportional to 5,930.62, 8,901.31 and 3,159.64 is: 4,742.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,930.62 : 8,901.31 = 3,159.64 : x
  2. Step 2: Convert to fraction form
    5,930.62/8,901.31 = 3,159.64/x
  3. Step 3: Cross multiply
    5,930.62x = 8,901.31 × 3,159.64
  4. Step 4: Simplify right side
    5,930.62x = 28,124,935.13
  5. Step 5: Solve for x
    x = 28,124,935.13/5,930.62
  6. Step 6: Final answer
    x = 4,742.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.