Home / 4,228.11-6,342.53-1,108.10

Finding the Fourth Proportional to 4,228.11, 6,342.53 and 1,108.10

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Solution

The fourth proportional to 4,228.11, 6,342.53 and 1,108.10 is: 1,662.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.11 : 6,342.53 = 1,108.10 : x
  2. Step 2: Convert to fraction form
    4,228.11/6,342.53 = 1,108.10/x
  3. Step 3: Cross multiply
    4,228.11x = 6,342.53 × 1,108.10
  4. Step 4: Simplify right side
    4,228.11x = 7,028,120.24
  5. Step 5: Solve for x
    x = 7,028,120.24/4,228.11
  6. Step 6: Final answer
    x = 1,662.24

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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.