Home / 7,729.82-10,667.02-4,372.50

Finding the Fourth Proportional to 7,729.82, 10,667.02 and 4,372.50

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Solution

The fourth proportional to 7,729.82, 10,667.02 and 4,372.50 is: 6,033.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729.82 : 10,667.02 = 4,372.50 : x
  2. Step 2: Convert to fraction form
    7,729.82/10,667.02 = 4,372.50/x
  3. Step 3: Cross multiply
    7,729.82x = 10,667.02 × 4,372.50
  4. Step 4: Simplify right side
    7,729.82x = 46,641,544.95
  5. Step 5: Solve for x
    x = 46,641,544.95/7,729.82
  6. Step 6: Final answer
    x = 6,033.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.