Home / 3,897.27-5,848.70-3,148.56

Finding the Fourth Proportional to 3,897.27, 5,848.70 and 3,148.56

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Solution

The fourth proportional to 3,897.27, 5,848.70 and 3,148.56 is: 4,725.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,897.27 : 5,848.70 = 3,148.56 : x
  2. Step 2: Convert to fraction form
    3,897.27/5,848.70 = 3,148.56/x
  3. Step 3: Cross multiply
    3,897.27x = 5,848.70 × 3,148.56
  4. Step 4: Simplify right side
    3,897.27x = 18,414,967.13
  5. Step 5: Solve for x
    x = 18,414,967.13/3,897.27
  6. Step 6: Final answer
    x = 4,725.09

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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.