Home / 4,891.36-7,337.49-1,604.47

Finding the Fourth Proportional to 4,891.36, 7,337.49 and 1,604.47

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Solution

The fourth proportional to 4,891.36, 7,337.49 and 1,604.47 is: 2,406.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.36 : 7,337.49 = 1,604.47 : x
  2. Step 2: Convert to fraction form
    4,891.36/7,337.49 = 1,604.47/x
  3. Step 3: Cross multiply
    4,891.36x = 7,337.49 × 1,604.47
  4. Step 4: Simplify right side
    4,891.36x = 11,772,782.58
  5. Step 5: Solve for x
    x = 11,772,782.58/4,891.36
  6. Step 6: Final answer
    x = 2,406.85

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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.