Home / 6,644.14-9,169.18-3,812.30

Finding the Fourth Proportional to 6,644.14, 9,169.18 and 3,812.30

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Solution

The fourth proportional to 6,644.14, 9,169.18 and 3,812.30 is: 5,261.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644.14 : 9,169.18 = 3,812.30 : x
  2. Step 2: Convert to fraction form
    6,644.14/9,169.18 = 3,812.30/x
  3. Step 3: Cross multiply
    6,644.14x = 9,169.18 × 3,812.30
  4. Step 4: Simplify right side
    6,644.14x = 34,955,664.91
  5. Step 5: Solve for x
    x = 34,955,664.91/6,644.14
  6. Step 6: Final answer
    x = 5,261.13

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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.