Home / 9,438.48-14,157.38-2,418.54

Finding the Fourth Proportional to 9,438.48, 14,157.38 and 2,418.54

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Solution

The fourth proportional to 9,438.48, 14,157.38 and 2,418.54 is: 3,627.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.48 : 14,157.38 = 2,418.54 : x
  2. Step 2: Convert to fraction form
    9,438.48/14,157.38 = 2,418.54/x
  3. Step 3: Cross multiply
    9,438.48x = 14,157.38 × 2,418.54
  4. Step 4: Simplify right side
    9,438.48x = 34,240,189.83
  5. Step 5: Solve for x
    x = 34,240,189.83/9,438.48
  6. Step 6: Final answer
    x = 3,627.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.