Home / 3,317.11-4,582.25-3,142.15

Finding the Fourth Proportional to 3,317.11, 4,582.25 and 3,142.15

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Solution

The fourth proportional to 3,317.11, 4,582.25 and 3,142.15 is: 4,340.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.11 : 4,582.25 = 3,142.15 : x
  2. Step 2: Convert to fraction form
    3,317.11/4,582.25 = 3,142.15/x
  3. Step 3: Cross multiply
    3,317.11x = 4,582.25 × 3,142.15
  4. Step 4: Simplify right side
    3,317.11x = 14,398,116.84
  5. Step 5: Solve for x
    x = 14,398,116.84/3,317.11
  6. Step 6: Final answer
    x = 4,340.56

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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.