Home / 4,290.83-6,424.11-2,726.96

Finding the Fourth Proportional to 4,290.83, 6,424.11 and 2,726.96

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Solution

The fourth proportional to 4,290.83, 6,424.11 and 2,726.96 is: 4,082.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290.83 : 6,424.11 = 2,726.96 : x
  2. Step 2: Convert to fraction form
    4,290.83/6,424.11 = 2,726.96/x
  3. Step 3: Cross multiply
    4,290.83x = 6,424.11 × 2,726.96
  4. Step 4: Simplify right side
    4,290.83x = 17,518,245.25
  5. Step 5: Solve for x
    x = 17,518,245.25/4,290.83
  6. Step 6: Final answer
    x = 4,082.72

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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.