Home / 5,290.26-7,300.45-2,932.38

Finding the Fourth Proportional to 5,290.26, 7,300.45 and 2,932.38

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Solution

The fourth proportional to 5,290.26, 7,300.45 and 2,932.38 is: 4,046.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.26 : 7,300.45 = 2,932.38 : x
  2. Step 2: Convert to fraction form
    5,290.26/7,300.45 = 2,932.38/x
  3. Step 3: Cross multiply
    5,290.26x = 7,300.45 × 2,932.38
  4. Step 4: Simplify right side
    5,290.26x = 21,407,693.57
  5. Step 5: Solve for x
    x = 21,407,693.57/5,290.26
  6. Step 6: Final answer
    x = 4,046.62

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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.