Home / 2,634.16-3,952.32-1,812.28

Finding the Fourth Proportional to 2,634.16, 3,952.32 and 1,812.28

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Solution

The fourth proportional to 2,634.16, 3,952.32 and 1,812.28 is: 2,719.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.16 : 3,952.32 = 1,812.28 : x
  2. Step 2: Convert to fraction form
    2,634.16/3,952.32 = 1,812.28/x
  3. Step 3: Cross multiply
    2,634.16x = 3,952.32 × 1,812.28
  4. Step 4: Simplify right side
    2,634.16x = 7,162,710.49
  5. Step 5: Solve for x
    x = 7,162,710.49/2,634.16
  6. Step 6: Final answer
    x = 2,719.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.