Home / 4,928.87-7,392.49-1,465.31

Finding the Fourth Proportional to 4,928.87, 7,392.49 and 1,465.31

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Solution

The fourth proportional to 4,928.87, 7,392.49 and 1,465.31 is: 2,197.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.87 : 7,392.49 = 1,465.31 : x
  2. Step 2: Convert to fraction form
    4,928.87/7,392.49 = 1,465.31/x
  3. Step 3: Cross multiply
    4,928.87x = 7,392.49 × 1,465.31
  4. Step 4: Simplify right side
    4,928.87x = 10,832,304.34
  5. Step 5: Solve for x
    x = 10,832,304.34/4,928.87
  6. Step 6: Final answer
    x = 2,197.72

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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.