Home / 6,590.05-9,882.19-1,971.97

Finding the Fourth Proportional to 6,590.05, 9,882.19 and 1,971.97

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Solution

The fourth proportional to 6,590.05, 9,882.19 and 1,971.97 is: 2,957.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,590.05 : 9,882.19 = 1,971.97 : x
  2. Step 2: Convert to fraction form
    6,590.05/9,882.19 = 1,971.97/x
  3. Step 3: Cross multiply
    6,590.05x = 9,882.19 × 1,971.97
  4. Step 4: Simplify right side
    6,590.05x = 19,487,382.21
  5. Step 5: Solve for x
    x = 19,487,382.21/6,590.05
  6. Step 6: Final answer
    x = 2,957.09

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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.