Home / 3,848.16-5,310.52-2,255.94

Finding the Fourth Proportional to 3,848.16, 5,310.52 and 2,255.94

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Solution

The fourth proportional to 3,848.16, 5,310.52 and 2,255.94 is: 3,113.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.16 : 5,310.52 = 2,255.94 : x
  2. Step 2: Convert to fraction form
    3,848.16/5,310.52 = 2,255.94/x
  3. Step 3: Cross multiply
    3,848.16x = 5,310.52 × 2,255.94
  4. Step 4: Simplify right side
    3,848.16x = 11,980,214.49
  5. Step 5: Solve for x
    x = 11,980,214.49/3,848.16
  6. Step 6: Final answer
    x = 3,113.23

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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.