Home / 3,017.28-4,162.32-2,229.96

Finding the Fourth Proportional to 3,017.28, 4,162.32 and 2,229.96

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Solution

The fourth proportional to 3,017.28, 4,162.32 and 2,229.96 is: 3,076.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.28 : 4,162.32 = 2,229.96 : x
  2. Step 2: Convert to fraction form
    3,017.28/4,162.32 = 2,229.96/x
  3. Step 3: Cross multiply
    3,017.28x = 4,162.32 × 2,229.96
  4. Step 4: Simplify right side
    3,017.28x = 9,281,807.11
  5. Step 5: Solve for x
    x = 9,281,807.11/3,017.28
  6. Step 6: Final answer
    x = 3,076.22

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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.