Home / 9,942.09-13,720.23-5,466.26

Finding the Fourth Proportional to 9,942.09, 13,720.23 and 5,466.26

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Solution

The fourth proportional to 9,942.09, 13,720.23 and 5,466.26 is: 7,543.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,942.09 : 13,720.23 = 5,466.26 : x
  2. Step 2: Convert to fraction form
    9,942.09/13,720.23 = 5,466.26/x
  3. Step 3: Cross multiply
    9,942.09x = 13,720.23 × 5,466.26
  4. Step 4: Simplify right side
    9,942.09x = 74,998,344.44
  5. Step 5: Solve for x
    x = 74,998,344.44/9,942.09
  6. Step 6: Final answer
    x = 7,543.52

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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.