Home / 4,291.48-6,439.43-3,251.14

Finding the Fourth Proportional to 4,291.48, 6,439.43 and 3,251.14

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Solution

The fourth proportional to 4,291.48, 6,439.43 and 3,251.14 is: 4,878.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.48 : 6,439.43 = 3,251.14 : x
  2. Step 2: Convert to fraction form
    4,291.48/6,439.43 = 3,251.14/x
  3. Step 3: Cross multiply
    4,291.48x = 6,439.43 × 3,251.14
  4. Step 4: Simplify right side
    4,291.48x = 20,935,488.45
  5. Step 5: Solve for x
    x = 20,935,488.45/4,291.48
  6. Step 6: Final answer
    x = 4,878.38

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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.