Home / 8,868.18-13,301-3,531.36

Finding the Fourth Proportional to 8,868.18, 13,301 and 3,531.36

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Solution

The fourth proportional to 8,868.18, 13,301 and 3,531.36 is: 5,296.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868.18 : 13,301 = 3,531.36 : x
  2. Step 2: Convert to fraction form
    8,868.18/13,301 = 3,531.36/x
  3. Step 3: Cross multiply
    8,868.18x = 13,301 × 3,531.36
  4. Step 4: Simplify right side
    8,868.18x = 46,970,619.36
  5. Step 5: Solve for x
    x = 46,970,619.36/8,868.18
  6. Step 6: Final answer
    x = 5,296.53

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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.