Home / 6,670.46-9,198.32-5,729.37

Finding the Fourth Proportional to 6,670.46, 9,198.32 and 5,729.37

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Solution

The fourth proportional to 6,670.46, 9,198.32 and 5,729.37 is: 7,900.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.46 : 9,198.32 = 5,729.37 : x
  2. Step 2: Convert to fraction form
    6,670.46/9,198.32 = 5,729.37/x
  3. Step 3: Cross multiply
    6,670.46x = 9,198.32 × 5,729.37
  4. Step 4: Simplify right side
    6,670.46x = 52,700,532.67
  5. Step 5: Solve for x
    x = 52,700,532.67/6,670.46
  6. Step 6: Final answer
    x = 7,900.58

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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.