Home / 4,928.52-7,393.68-1,641.30

Finding the Fourth Proportional to 4,928.52, 7,393.68 and 1,641.30

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Solution

The fourth proportional to 4,928.52, 7,393.68 and 1,641.30 is: 2,462.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.52 : 7,393.68 = 1,641.30 : x
  2. Step 2: Convert to fraction form
    4,928.52/7,393.68 = 1,641.30/x
  3. Step 3: Cross multiply
    4,928.52x = 7,393.68 × 1,641.30
  4. Step 4: Simplify right side
    4,928.52x = 12,135,246.98
  5. Step 5: Solve for x
    x = 12,135,246.98/4,928.52
  6. Step 6: Final answer
    x = 2,462.25

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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.