Home / 11,157.58-15,397.62-6,122.26

Finding the Fourth Proportional to 11,157.58, 15,397.62 and 6,122.26

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Solution

The fourth proportional to 11,157.58, 15,397.62 and 6,122.26 is: 8,448.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157.58 : 15,397.62 = 6,122.26 : x
  2. Step 2: Convert to fraction form
    11,157.58/15,397.62 = 6,122.26/x
  3. Step 3: Cross multiply
    11,157.58x = 15,397.62 × 6,122.26
  4. Step 4: Simplify right side
    11,157.58x = 94,268,233.02
  5. Step 5: Solve for x
    x = 94,268,233.02/11,157.58
  6. Step 6: Final answer
    x = 8,448.81

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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.