Home / 3,340.86-4,606.11-2,291.10

Finding the Fourth Proportional to 3,340.86, 4,606.11 and 2,291.10

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Solution

The fourth proportional to 3,340.86, 4,606.11 and 2,291.10 is: 3,158.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.86 : 4,606.11 = 2,291.10 : x
  2. Step 2: Convert to fraction form
    3,340.86/4,606.11 = 2,291.10/x
  3. Step 3: Cross multiply
    3,340.86x = 4,606.11 × 2,291.10
  4. Step 4: Simplify right side
    3,340.86x = 10,553,058.62
  5. Step 5: Solve for x
    x = 10,553,058.62/3,340.86
  6. Step 6: Final answer
    x = 3,158.79

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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.