Home / 6,644.20-9,165.54-3,848.68

Finding the Fourth Proportional to 6,644.20, 9,165.54 and 3,848.68

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Solution

The fourth proportional to 6,644.20, 9,165.54 and 3,848.68 is: 5,309.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644.20 : 9,165.54 = 3,848.68 : x
  2. Step 2: Convert to fraction form
    6,644.20/9,165.54 = 3,848.68/x
  3. Step 3: Cross multiply
    6,644.20x = 9,165.54 × 3,848.68
  4. Step 4: Simplify right side
    6,644.20x = 35,275,230.49
  5. Step 5: Solve for x
    x = 35,275,230.49/6,644.20
  6. Step 6: Final answer
    x = 5,309.18

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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.