Home / 4,218.18-5,819.84-2,726.98

Finding the Fourth Proportional to 4,218.18, 5,819.84 and 2,726.98

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Solution

The fourth proportional to 4,218.18, 5,819.84 and 2,726.98 is: 3,762.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.18 : 5,819.84 = 2,726.98 : x
  2. Step 2: Convert to fraction form
    4,218.18/5,819.84 = 2,726.98/x
  3. Step 3: Cross multiply
    4,218.18x = 5,819.84 × 2,726.98
  4. Step 4: Simplify right side
    4,218.18x = 15,870,587.28
  5. Step 5: Solve for x
    x = 15,870,587.28/4,218.18
  6. Step 6: Final answer
    x = 3,762.43

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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.