Home / 3,564.72-5,347.60-1,099.30

Finding the Fourth Proportional to 3,564.72, 5,347.60 and 1,099.30

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Solution

The fourth proportional to 3,564.72, 5,347.60 and 1,099.30 is: 1,649.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.72 : 5,347.60 = 1,099.30 : x
  2. Step 2: Convert to fraction form
    3,564.72/5,347.60 = 1,099.30/x
  3. Step 3: Cross multiply
    3,564.72x = 5,347.60 × 1,099.30
  4. Step 4: Simplify right side
    3,564.72x = 5,878,616.68
  5. Step 5: Solve for x
    x = 5,878,616.68/3,564.72
  6. Step 6: Final answer
    x = 1,649.11

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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.