Home / 3,108.85-4,663.41-1,549.60

Finding the Fourth Proportional to 3,108.85, 4,663.41 and 1,549.60

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Solution

The fourth proportional to 3,108.85, 4,663.41 and 1,549.60 is: 2,324.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.85 : 4,663.41 = 1,549.60 : x
  2. Step 2: Convert to fraction form
    3,108.85/4,663.41 = 1,549.60/x
  3. Step 3: Cross multiply
    3,108.85x = 4,663.41 × 1,549.60
  4. Step 4: Simplify right side
    3,108.85x = 7,226,420.14
  5. Step 5: Solve for x
    x = 7,226,420.14/3,108.85
  6. Step 6: Final answer
    x = 2,324.47

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1.5x scale

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.