Home / 3,713.90-5,568.42-1,248.06

Finding the Fourth Proportional to 3,713.90, 5,568.42 and 1,248.06

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Solution

The fourth proportional to 3,713.90, 5,568.42 and 1,248.06 is: 1,871.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.90 : 5,568.42 = 1,248.06 : x
  2. Step 2: Convert to fraction form
    3,713.90/5,568.42 = 1,248.06/x
  3. Step 3: Cross multiply
    3,713.90x = 5,568.42 × 1,248.06
  4. Step 4: Simplify right side
    3,713.90x = 6,949,688.18
  5. Step 5: Solve for x
    x = 6,949,688.18/3,713.90
  6. Step 6: Final answer
    x = 1,871.27

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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.