Home / 3,615.16-5,422.70-2,317.48

Finding the Fourth Proportional to 3,615.16, 5,422.70 and 2,317.48

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Solution

The fourth proportional to 3,615.16, 5,422.70 and 2,317.48 is: 3,476.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.16 : 5,422.70 = 2,317.48 : x
  2. Step 2: Convert to fraction form
    3,615.16/5,422.70 = 2,317.48/x
  3. Step 3: Cross multiply
    3,615.16x = 5,422.70 × 2,317.48
  4. Step 4: Simplify right side
    3,615.16x = 12,566,998.80
  5. Step 5: Solve for x
    x = 12,566,998.80/3,615.16
  6. Step 6: Final answer
    x = 3,476.19

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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.