Home / 4,928.43-7,393.10-1,966.15

Finding the Fourth Proportional to 4,928.43, 7,393.10 and 1,966.15

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Solution

The fourth proportional to 4,928.43, 7,393.10 and 1,966.15 is: 2,949.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.43 : 7,393.10 = 1,966.15 : x
  2. Step 2: Convert to fraction form
    4,928.43/7,393.10 = 1,966.15/x
  3. Step 3: Cross multiply
    4,928.43x = 7,393.10 × 1,966.15
  4. Step 4: Simplify right side
    4,928.43x = 14,535,943.57
  5. Step 5: Solve for x
    x = 14,535,943.57/4,928.43
  6. Step 6: Final answer
    x = 2,949.41

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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.