Home / 5,287.64-7,297.72-3,049.08

Finding the Fourth Proportional to 5,287.64, 7,297.72 and 3,049.08

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Solution

The fourth proportional to 5,287.64, 7,297.72 and 3,049.08 is: 4,208.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,287.64 : 7,297.72 = 3,049.08 : x
  2. Step 2: Convert to fraction form
    5,287.64/7,297.72 = 3,049.08/x
  3. Step 3: Cross multiply
    5,287.64x = 7,297.72 × 3,049.08
  4. Step 4: Simplify right side
    5,287.64x = 22,251,280.36
  5. Step 5: Solve for x
    x = 22,251,280.36/5,287.64
  6. Step 6: Final answer
    x = 4,208.17

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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.