Home / 6,729.08-9,285.40-3,744.68

Finding the Fourth Proportional to 6,729.08, 9,285.40 and 3,744.68

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Solution

The fourth proportional to 6,729.08, 9,285.40 and 3,744.68 is: 5,167.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,729.08 : 9,285.40 = 3,744.68 : x
  2. Step 2: Convert to fraction form
    6,729.08/9,285.40 = 3,744.68/x
  3. Step 3: Cross multiply
    6,729.08x = 9,285.40 × 3,744.68
  4. Step 4: Simplify right side
    6,729.08x = 34,770,851.67
  5. Step 5: Solve for x
    x = 34,770,851.67/6,729.08
  6. Step 6: Final answer
    x = 5,167.25

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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.