Home / 2,465.10-3,398.36-1,757.30

Finding the Fourth Proportional to 2,465.10, 3,398.36 and 1,757.30

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Solution

The fourth proportional to 2,465.10, 3,398.36 and 1,757.30 is: 2,422.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465.10 : 3,398.36 = 1,757.30 : x
  2. Step 2: Convert to fraction form
    2,465.10/3,398.36 = 1,757.30/x
  3. Step 3: Cross multiply
    2,465.10x = 3,398.36 × 1,757.30
  4. Step 4: Simplify right side
    2,465.10x = 5,971,912.25
  5. Step 5: Solve for x
    x = 5,971,912.25/2,465.10
  6. Step 6: Final answer
    x = 2,422.58

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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.