Home / 9,148.89-13,720.61-3,883.83

Finding the Fourth Proportional to 9,148.89, 13,720.61 and 3,883.83

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Solution

The fourth proportional to 9,148.89, 13,720.61 and 3,883.83 is: 5,824.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,148.89 : 13,720.61 = 3,883.83 : x
  2. Step 2: Convert to fraction form
    9,148.89/13,720.61 = 3,883.83/x
  3. Step 3: Cross multiply
    9,148.89x = 13,720.61 × 3,883.83
  4. Step 4: Simplify right side
    9,148.89x = 53,288,497.32
  5. Step 5: Solve for x
    x = 53,288,497.32/9,148.89
  6. Step 6: Final answer
    x = 5,824.59

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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.