Home / 5,601.64-7,726.44-3,781.84

Finding the Fourth Proportional to 5,601.64, 7,726.44 and 3,781.84

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Solution

The fourth proportional to 5,601.64, 7,726.44 and 3,781.84 is: 5,216.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.64 : 7,726.44 = 3,781.84 : x
  2. Step 2: Convert to fraction form
    5,601.64/7,726.44 = 3,781.84/x
  3. Step 3: Cross multiply
    5,601.64x = 7,726.44 × 3,781.84
  4. Step 4: Simplify right side
    5,601.64x = 29,220,159.85
  5. Step 5: Solve for x
    x = 29,220,159.85/5,601.64
  6. Step 6: Final answer
    x = 5,216.36

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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.