Home / 4,913.44-7,366.92-1,988.32

Finding the Fourth Proportional to 4,913.44, 7,366.92 and 1,988.32

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Solution

The fourth proportional to 4,913.44, 7,366.92 and 1,988.32 is: 2,981.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.44 : 7,366.92 = 1,988.32 : x
  2. Step 2: Convert to fraction form
    4,913.44/7,366.92 = 1,988.32/x
  3. Step 3: Cross multiply
    4,913.44x = 7,366.92 × 1,988.32
  4. Step 4: Simplify right side
    4,913.44x = 14,647,794.37
  5. Step 5: Solve for x
    x = 14,647,794.37/4,913.44
  6. Step 6: Final answer
    x = 2,981.17

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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.