Home / 9,108.36-13,669.20-5,829.48

Finding the Fourth Proportional to 9,108.36, 13,669.20 and 5,829.48

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Solution

The fourth proportional to 9,108.36, 13,669.20 and 5,829.48 is: 8,748.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108.36 : 13,669.20 = 5,829.48 : x
  2. Step 2: Convert to fraction form
    9,108.36/13,669.20 = 5,829.48/x
  3. Step 3: Cross multiply
    9,108.36x = 13,669.20 × 5,829.48
  4. Step 4: Simplify right side
    9,108.36x = 79,684,328.02
  5. Step 5: Solve for x
    x = 79,684,328.02/9,108.36
  6. Step 6: Final answer
    x = 8,748.48

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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.