Home / 9,336.30-12,883.81-5,087.44

Finding the Fourth Proportional to 9,336.30, 12,883.81 and 5,087.44

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Solution

The fourth proportional to 9,336.30, 12,883.81 and 5,087.44 is: 7,020.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,336.30 : 12,883.81 = 5,087.44 : x
  2. Step 2: Convert to fraction form
    9,336.30/12,883.81 = 5,087.44/x
  3. Step 3: Cross multiply
    9,336.30x = 12,883.81 × 5,087.44
  4. Step 4: Simplify right side
    9,336.30x = 65,545,610.35
  5. Step 5: Solve for x
    x = 65,545,610.35/9,336.30
  6. Step 6: Final answer
    x = 7,020.51

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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.