Home / 11,464.19-15,816.37-6,683.38

Finding the Fourth Proportional to 11,464.19, 15,816.37 and 6,683.38

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Solution

The fourth proportional to 11,464.19, 15,816.37 and 6,683.38 is: 9,220.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,464.19 : 15,816.37 = 6,683.38 : x
  2. Step 2: Convert to fraction form
    11,464.19/15,816.37 = 6,683.38/x
  3. Step 3: Cross multiply
    11,464.19x = 15,816.37 × 6,683.38
  4. Step 4: Simplify right side
    11,464.19x = 105,706,759.11
  5. Step 5: Solve for x
    x = 105,706,759.11/11,464.19
  6. Step 6: Final answer
    x = 9,220.60

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Double scale
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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.