Home / 4,009.11-5,527.01-3,455.48

Finding the Fourth Proportional to 4,009.11, 5,527.01 and 3,455.48

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Solution

The fourth proportional to 4,009.11, 5,527.01 and 3,455.48 is: 4,763.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,009.11 : 5,527.01 = 3,455.48 : x
  2. Step 2: Convert to fraction form
    4,009.11/5,527.01 = 3,455.48/x
  3. Step 3: Cross multiply
    4,009.11x = 5,527.01 × 3,455.48
  4. Step 4: Simplify right side
    4,009.11x = 19,098,427.60
  5. Step 5: Solve for x
    x = 19,098,427.60/4,009.11
  6. Step 6: Final answer
    x = 4,763.76

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Half scale
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Double scale
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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.