Home / 5,305.06-7,320.17-3,066.50

Finding the Fourth Proportional to 5,305.06, 7,320.17 and 3,066.50

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Solution

The fourth proportional to 5,305.06, 7,320.17 and 3,066.50 is: 4,231.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305.06 : 7,320.17 = 3,066.50 : x
  2. Step 2: Convert to fraction form
    5,305.06/7,320.17 = 3,066.50/x
  3. Step 3: Cross multiply
    5,305.06x = 7,320.17 × 3,066.50
  4. Step 4: Simplify right side
    5,305.06x = 22,447,301.31
  5. Step 5: Solve for x
    x = 22,447,301.31/5,305.06
  6. Step 6: Final answer
    x = 4,231.30

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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.