Home / 4,103.52-5,662.88-2,240.64

Finding the Fourth Proportional to 4,103.52, 5,662.88 and 2,240.64

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Solution

The fourth proportional to 4,103.52, 5,662.88 and 2,240.64 is: 3,092.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.52 : 5,662.88 = 2,240.64 : x
  2. Step 2: Convert to fraction form
    4,103.52/5,662.88 = 2,240.64/x
  3. Step 3: Cross multiply
    4,103.52x = 5,662.88 × 2,240.64
  4. Step 4: Simplify right side
    4,103.52x = 12,688,475.44
  5. Step 5: Solve for x
    x = 12,688,475.44/4,103.52
  6. Step 6: Final answer
    x = 3,092.10

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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.