Home / 6,685.69-9,226.93-3,853.16

Finding the Fourth Proportional to 6,685.69, 9,226.93 and 3,853.16

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Solution

The fourth proportional to 6,685.69, 9,226.93 and 3,853.16 is: 5,317.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,685.69 : 9,226.93 = 3,853.16 : x
  2. Step 2: Convert to fraction form
    6,685.69/9,226.93 = 3,853.16/x
  3. Step 3: Cross multiply
    6,685.69x = 9,226.93 × 3,853.16
  4. Step 4: Simplify right side
    6,685.69x = 35,552,837.60
  5. Step 5: Solve for x
    x = 35,552,837.60/6,685.69
  6. Step 6: Final answer
    x = 5,317.76

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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.