Home / 4,807.82-6,634.68-2,712

Finding the Fourth Proportional to 4,807.82, 6,634.68 and 2,712

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Solution

The fourth proportional to 4,807.82, 6,634.68 and 2,712 is: 3,742.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.82 : 6,634.68 = 2,712 : x
  2. Step 2: Convert to fraction form
    4,807.82/6,634.68 = 2,712/x
  3. Step 3: Cross multiply
    4,807.82x = 6,634.68 × 2,712
  4. Step 4: Simplify right side
    4,807.82x = 17,993,252.16
  5. Step 5: Solve for x
    x = 17,993,252.16/4,807.82
  6. Step 6: Final answer
    x = 3,742.50

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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.