Home / 3,848.13-5,772.11-1,251.07

Finding the Fourth Proportional to 3,848.13, 5,772.11 and 1,251.07

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Solution

The fourth proportional to 3,848.13, 5,772.11 and 1,251.07 is: 1,876.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.13 : 5,772.11 = 1,251.07 : x
  2. Step 2: Convert to fraction form
    3,848.13/5,772.11 = 1,251.07/x
  3. Step 3: Cross multiply
    3,848.13x = 5,772.11 × 1,251.07
  4. Step 4: Simplify right side
    3,848.13x = 7,221,284.80
  5. Step 5: Solve for x
    x = 7,221,284.80/3,848.13
  6. Step 6: Final answer
    x = 1,876.57

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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.