Home / 3,848.27-5,310.59-2,079.87

Finding the Fourth Proportional to 3,848.27, 5,310.59 and 2,079.87

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Solution

The fourth proportional to 3,848.27, 5,310.59 and 2,079.87 is: 2,870.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.27 : 5,310.59 = 2,079.87 : x
  2. Step 2: Convert to fraction form
    3,848.27/5,310.59 = 2,079.87/x
  3. Step 3: Cross multiply
    3,848.27x = 5,310.59 × 2,079.87
  4. Step 4: Simplify right side
    3,848.27x = 11,045,326.42
  5. Step 5: Solve for x
    x = 11,045,326.42/3,848.27
  6. Step 6: Final answer
    x = 2,870.21

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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.