Home / 4,578.44-6,867.84-1,291.76

Finding the Fourth Proportional to 4,578.44, 6,867.84 and 1,291.76

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Solution

The fourth proportional to 4,578.44, 6,867.84 and 1,291.76 is: 1,937.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.44 : 6,867.84 = 1,291.76 : x
  2. Step 2: Convert to fraction form
    4,578.44/6,867.84 = 1,291.76/x
  3. Step 3: Cross multiply
    4,578.44x = 6,867.84 × 1,291.76
  4. Step 4: Simplify right side
    4,578.44x = 8,871,601.00
  5. Step 5: Solve for x
    x = 8,871,601.00/4,578.44
  6. Step 6: Final answer
    x = 1,937.69

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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.