Home / 3,699.78-5,104.08-2,472.27

Finding the Fourth Proportional to 3,699.78, 5,104.08 and 2,472.27

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Solution

The fourth proportional to 3,699.78, 5,104.08 and 2,472.27 is: 3,410.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.78 : 5,104.08 = 2,472.27 : x
  2. Step 2: Convert to fraction form
    3,699.78/5,104.08 = 2,472.27/x
  3. Step 3: Cross multiply
    3,699.78x = 5,104.08 × 2,472.27
  4. Step 4: Simplify right side
    3,699.78x = 12,618,663.86
  5. Step 5: Solve for x
    x = 12,618,663.86/3,699.78
  6. Step 6: Final answer
    x = 3,410.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.