Home / 5,036.29-7,540.26-3,799.78

Finding the Fourth Proportional to 5,036.29, 7,540.26 and 3,799.78

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Solution

The fourth proportional to 5,036.29, 7,540.26 and 3,799.78 is: 5,688.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,036.29 : 7,540.26 = 3,799.78 : x
  2. Step 2: Convert to fraction form
    5,036.29/7,540.26 = 3,799.78/x
  3. Step 3: Cross multiply
    5,036.29x = 7,540.26 × 3,799.78
  4. Step 4: Simplify right side
    5,036.29x = 28,651,329.14
  5. Step 5: Solve for x
    x = 28,651,329.14/5,036.29
  6. Step 6: Final answer
    x = 5,688.98

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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.