Home / 6,753.30-9,315.81-3,958.26

Finding the Fourth Proportional to 6,753.30, 9,315.81 and 3,958.26

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Solution

The fourth proportional to 6,753.30, 9,315.81 and 3,958.26 is: 5,460.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,753.30 : 9,315.81 = 3,958.26 : x
  2. Step 2: Convert to fraction form
    6,753.30/9,315.81 = 3,958.26/x
  3. Step 3: Cross multiply
    6,753.30x = 9,315.81 × 3,958.26
  4. Step 4: Simplify right side
    6,753.30x = 36,874,398.09
  5. Step 5: Solve for x
    x = 36,874,398.09/6,753.30
  6. Step 6: Final answer
    x = 5,460.20

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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.