Home / 6,685.56-9,226.39-3,853.36

Finding the Fourth Proportional to 6,685.56, 9,226.39 and 3,853.36

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Solution

The fourth proportional to 6,685.56, 9,226.39 and 3,853.36 is: 5,317.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,685.56 : 9,226.39 = 3,853.36 : x
  2. Step 2: Convert to fraction form
    6,685.56/9,226.39 = 3,853.36/x
  3. Step 3: Cross multiply
    6,685.56x = 9,226.39 × 3,853.36
  4. Step 4: Simplify right side
    6,685.56x = 35,552,602.17
  5. Step 5: Solve for x
    x = 35,552,602.17/6,685.56
  6. Step 6: Final answer
    x = 5,317.82

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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.