Home / 5,726.70-8,587.34-2,218.35

Finding the Fourth Proportional to 5,726.70, 8,587.34 and 2,218.35

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Solution

The fourth proportional to 5,726.70, 8,587.34 and 2,218.35 is: 3,326.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726.70 : 8,587.34 = 2,218.35 : x
  2. Step 2: Convert to fraction form
    5,726.70/8,587.34 = 2,218.35/x
  3. Step 3: Cross multiply
    5,726.70x = 8,587.34 × 2,218.35
  4. Step 4: Simplify right side
    5,726.70x = 19,049,731.23
  5. Step 5: Solve for x
    x = 19,049,731.23/5,726.70
  6. Step 6: Final answer
    x = 3,326.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.