Home / 3,027.40-4,538.22-1,726.36

Finding the Fourth Proportional to 3,027.40, 4,538.22 and 1,726.36

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Solution

The fourth proportional to 3,027.40, 4,538.22 and 1,726.36 is: 2,587.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.40 : 4,538.22 = 1,726.36 : x
  2. Step 2: Convert to fraction form
    3,027.40/4,538.22 = 1,726.36/x
  3. Step 3: Cross multiply
    3,027.40x = 4,538.22 × 1,726.36
  4. Step 4: Simplify right side
    3,027.40x = 7,834,601.48
  5. Step 5: Solve for x
    x = 7,834,601.48/3,027.40
  6. Step 6: Final answer
    x = 2,587.90

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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.