Home / 3,726.78-5,137.53-2,604.23

Finding the Fourth Proportional to 3,726.78, 5,137.53 and 2,604.23

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Solution

The fourth proportional to 3,726.78, 5,137.53 and 2,604.23 is: 3,590.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.78 : 5,137.53 = 2,604.23 : x
  2. Step 2: Convert to fraction form
    3,726.78/5,137.53 = 2,604.23/x
  3. Step 3: Cross multiply
    3,726.78x = 5,137.53 × 2,604.23
  4. Step 4: Simplify right side
    3,726.78x = 13,379,279.11
  5. Step 5: Solve for x
    x = 13,379,279.11/3,726.78
  6. Step 6: Final answer
    x = 3,590.03

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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.