Home / 3,848.32-5,310.36-2,276.16

Finding the Fourth Proportional to 3,848.32, 5,310.36 and 2,276.16

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Solution

The fourth proportional to 3,848.32, 5,310.36 and 2,276.16 is: 3,140.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.32 : 5,310.36 = 2,276.16 : x
  2. Step 2: Convert to fraction form
    3,848.32/5,310.36 = 2,276.16/x
  3. Step 3: Cross multiply
    3,848.32x = 5,310.36 × 2,276.16
  4. Step 4: Simplify right side
    3,848.32x = 12,087,229.02
  5. Step 5: Solve for x
    x = 12,087,229.02/3,848.32
  6. Step 6: Final answer
    x = 3,140.91

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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.