Home / 4,607.28-6,891.48-3,675.78

Finding the Fourth Proportional to 4,607.28, 6,891.48 and 3,675.78

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Solution

The fourth proportional to 4,607.28, 6,891.48 and 3,675.78 is: 5,498.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,607.28 : 6,891.48 = 3,675.78 : x
  2. Step 2: Convert to fraction form
    4,607.28/6,891.48 = 3,675.78/x
  3. Step 3: Cross multiply
    4,607.28x = 6,891.48 × 3,675.78
  4. Step 4: Simplify right side
    4,607.28x = 25,331,564.35
  5. Step 5: Solve for x
    x = 25,331,564.35/4,607.28
  6. Step 6: Final answer
    x = 5,498.16

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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.