Home / 3,663.24-5,055.10-2,069.70

Finding the Fourth Proportional to 3,663.24, 5,055.10 and 2,069.70

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Solution

The fourth proportional to 3,663.24, 5,055.10 and 2,069.70 is: 2,856.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,663.24 : 5,055.10 = 2,069.70 : x
  2. Step 2: Convert to fraction form
    3,663.24/5,055.10 = 2,069.70/x
  3. Step 3: Cross multiply
    3,663.24x = 5,055.10 × 2,069.70
  4. Step 4: Simplify right side
    3,663.24x = 10,462,540.47
  5. Step 5: Solve for x
    x = 10,462,540.47/3,663.24
  6. Step 6: Final answer
    x = 2,856.09

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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.