Home / 3,341.66-5,008.80-2,109.65

Finding the Fourth Proportional to 3,341.66, 5,008.80 and 2,109.65

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Solution

The fourth proportional to 3,341.66, 5,008.80 and 2,109.65 is: 3,162.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341.66 : 5,008.80 = 2,109.65 : x
  2. Step 2: Convert to fraction form
    3,341.66/5,008.80 = 2,109.65/x
  3. Step 3: Cross multiply
    3,341.66x = 5,008.80 × 2,109.65
  4. Step 4: Simplify right side
    3,341.66x = 10,566,797.79
  5. Step 5: Solve for x
    x = 10,566,797.79/3,341.66
  6. Step 6: Final answer
    x = 3,162.15

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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.