Home / 3,700.36-5,550.49-1,103.32

Finding the Fourth Proportional to 3,700.36, 5,550.49 and 1,103.32

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Solution

The fourth proportional to 3,700.36, 5,550.49 and 1,103.32 is: 1,654.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700.36 : 5,550.49 = 1,103.32 : x
  2. Step 2: Convert to fraction form
    3,700.36/5,550.49 = 1,103.32/x
  3. Step 3: Cross multiply
    3,700.36x = 5,550.49 × 1,103.32
  4. Step 4: Simplify right side
    3,700.36x = 6,123,966.63
  5. Step 5: Solve for x
    x = 6,123,966.63/3,700.36
  6. Step 6: Final answer
    x = 1,654.97

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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.