Home / 6,729.35-9,285.84-3,744.90

Finding the Fourth Proportional to 6,729.35, 9,285.84 and 3,744.90

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Solution

The fourth proportional to 6,729.35, 9,285.84 and 3,744.90 is: 5,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,729.35 : 9,285.84 = 3,744.90 : x
  2. Step 2: Convert to fraction form
    6,729.35/9,285.84 = 3,744.90/x
  3. Step 3: Cross multiply
    6,729.35x = 9,285.84 × 3,744.90
  4. Step 4: Simplify right side
    6,729.35x = 34,774,542.22
  5. Step 5: Solve for x
    x = 34,774,542.22/6,729.35
  6. Step 6: Final answer
    x = 5,167.60

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1.5x scale

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.