Home / 9,438.22-13,024.46-5,189.27

Finding the Fourth Proportional to 9,438.22, 13,024.46 and 5,189.27

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Solution

The fourth proportional to 9,438.22, 13,024.46 and 5,189.27 is: 7,161.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.22 : 13,024.46 = 5,189.27 : x
  2. Step 2: Convert to fraction form
    9,438.22/13,024.46 = 5,189.27/x
  3. Step 3: Cross multiply
    9,438.22x = 13,024.46 × 5,189.27
  4. Step 4: Simplify right side
    9,438.22x = 67,587,387.40
  5. Step 5: Solve for x
    x = 67,587,387.40/9,438.22
  6. Step 6: Final answer
    x = 7,161.03

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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.