Home / 3,398.31-5,097.60-1,058.36

Finding the Fourth Proportional to 3,398.31, 5,097.60 and 1,058.36

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Solution

The fourth proportional to 3,398.31, 5,097.60 and 1,058.36 is: 1,587.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398.31 : 5,097.60 = 1,058.36 : x
  2. Step 2: Convert to fraction form
    3,398.31/5,097.60 = 1,058.36/x
  3. Step 3: Cross multiply
    3,398.31x = 5,097.60 × 1,058.36
  4. Step 4: Simplify right side
    3,398.31x = 5,395,070.45
  5. Step 5: Solve for x
    x = 5,395,070.45/3,398.31
  6. Step 6: Final answer
    x = 1,587.57

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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.