Home / 8,705.19-13,058.09-2,862.25

Finding the Fourth Proportional to 8,705.19, 13,058.09 and 2,862.25

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Solution

The fourth proportional to 8,705.19, 13,058.09 and 2,862.25 is: 4,293.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,705.19 : 13,058.09 = 2,862.25 : x
  2. Step 2: Convert to fraction form
    8,705.19/13,058.09 = 2,862.25/x
  3. Step 3: Cross multiply
    8,705.19x = 13,058.09 × 2,862.25
  4. Step 4: Simplify right side
    8,705.19x = 37,375,518.10
  5. Step 5: Solve for x
    x = 37,375,518.10/8,705.19
  6. Step 6: Final answer
    x = 4,293.48

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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.