Home / 4,456.89-6,155.36-2,971.11

Finding the Fourth Proportional to 4,456.89, 6,155.36 and 2,971.11

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Solution

The fourth proportional to 4,456.89, 6,155.36 and 2,971.11 is: 4,103.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.89 : 6,155.36 = 2,971.11 : x
  2. Step 2: Convert to fraction form
    4,456.89/6,155.36 = 2,971.11/x
  3. Step 3: Cross multiply
    4,456.89x = 6,155.36 × 2,971.11
  4. Step 4: Simplify right side
    4,456.89x = 18,288,251.65
  5. Step 5: Solve for x
    x = 18,288,251.65/4,456.89
  6. Step 6: Final answer
    x = 4,103.37

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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.