Home / 6,523.31-9,002.18-3,728.81

Finding the Fourth Proportional to 6,523.31, 9,002.18 and 3,728.81

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Solution

The fourth proportional to 6,523.31, 9,002.18 and 3,728.81 is: 5,145.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,523.31 : 9,002.18 = 3,728.81 : x
  2. Step 2: Convert to fraction form
    6,523.31/9,002.18 = 3,728.81/x
  3. Step 3: Cross multiply
    6,523.31x = 9,002.18 × 3,728.81
  4. Step 4: Simplify right side
    6,523.31x = 33,567,450.63
  5. Step 5: Solve for x
    x = 33,567,450.63/6,523.31
  6. Step 6: Final answer
    x = 5,145.77

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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.