Home / 3,848.13-5,311.31-2,277.27

Finding the Fourth Proportional to 3,848.13, 5,311.31 and 2,277.27

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Solution

The fourth proportional to 3,848.13, 5,311.31 and 2,277.27 is: 3,143.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.13 : 5,311.31 = 2,277.27 : x
  2. Step 2: Convert to fraction form
    3,848.13/5,311.31 = 2,277.27/x
  3. Step 3: Cross multiply
    3,848.13x = 5,311.31 × 2,277.27
  4. Step 4: Simplify right side
    3,848.13x = 12,095,275.54
  5. Step 5: Solve for x
    x = 12,095,275.54/3,848.13
  6. Step 6: Final answer
    x = 3,143.16

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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.