Home / 3,291.15-4,937.52-1,099.89

Finding the Fourth Proportional to 3,291.15, 4,937.52 and 1,099.89

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Solution

The fourth proportional to 3,291.15, 4,937.52 and 1,099.89 is: 1,650.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.15 : 4,937.52 = 1,099.89 : x
  2. Step 2: Convert to fraction form
    3,291.15/4,937.52 = 1,099.89/x
  3. Step 3: Cross multiply
    3,291.15x = 4,937.52 × 1,099.89
  4. Step 4: Simplify right side
    3,291.15x = 5,430,728.87
  5. Step 5: Solve for x
    x = 5,430,728.87/3,291.15
  6. Step 6: Final answer
    x = 1,650.10

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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.