Home / 3,726.33-5,590.10-1,261.36

Finding the Fourth Proportional to 3,726.33, 5,590.10 and 1,261.36

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Solution

The fourth proportional to 3,726.33, 5,590.10 and 1,261.36 is: 1,892.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.33 : 5,590.10 = 1,261.36 : x
  2. Step 2: Convert to fraction form
    3,726.33/5,590.10 = 1,261.36/x
  3. Step 3: Cross multiply
    3,726.33x = 5,590.10 × 1,261.36
  4. Step 4: Simplify right side
    3,726.33x = 7,051,128.54
  5. Step 5: Solve for x
    x = 7,051,128.54/3,726.33
  6. Step 6: Final answer
    x = 1,892.24

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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.