Home / 3,100.35-4,650.66-1,541.10

Finding the Fourth Proportional to 3,100.35, 4,650.66 and 1,541.10

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Solution

The fourth proportional to 3,100.35, 4,650.66 and 1,541.10 is: 2,311.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.35 : 4,650.66 = 1,541.10 : x
  2. Step 2: Convert to fraction form
    3,100.35/4,650.66 = 1,541.10/x
  3. Step 3: Cross multiply
    3,100.35x = 4,650.66 × 1,541.10
  4. Step 4: Simplify right side
    3,100.35x = 7,167,132.13
  5. Step 5: Solve for x
    x = 7,167,132.13/3,100.35
  6. Step 6: Final answer
    x = 2,311.72

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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.