Home / 4,043.72-5,566.10-3,617.28

Finding the Fourth Proportional to 4,043.72, 5,566.10 and 3,617.28

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Solution

The fourth proportional to 4,043.72, 5,566.10 and 3,617.28 is: 4,979.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,043.72 : 5,566.10 = 3,617.28 : x
  2. Step 2: Convert to fraction form
    4,043.72/5,566.10 = 3,617.28/x
  3. Step 3: Cross multiply
    4,043.72x = 5,566.10 × 3,617.28
  4. Step 4: Simplify right side
    4,043.72x = 20,134,142.21
  5. Step 5: Solve for x
    x = 20,134,142.21/4,043.72
  6. Step 6: Final answer
    x = 4,979.11

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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.