Home / 4,587.80-6,867.30-3,291.80

Finding the Fourth Proportional to 4,587.80, 6,867.30 and 3,291.80

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Solution

The fourth proportional to 4,587.80, 6,867.30 and 3,291.80 is: 4,927.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.80 : 6,867.30 = 3,291.80 : x
  2. Step 2: Convert to fraction form
    4,587.80/6,867.30 = 3,291.80/x
  3. Step 3: Cross multiply
    4,587.80x = 6,867.30 × 3,291.80
  4. Step 4: Simplify right side
    4,587.80x = 22,605,778.14
  5. Step 5: Solve for x
    x = 22,605,778.14/4,587.80
  6. Step 6: Final answer
    x = 4,927.37

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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.