Home / 9,400.57-14,121.20-6,111.97

Finding the Fourth Proportional to 9,400.57, 14,121.20 and 6,111.97

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Solution

The fourth proportional to 9,400.57, 14,121.20 and 6,111.97 is: 9,181.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,400.57 : 14,121.20 = 6,111.97 : x
  2. Step 2: Convert to fraction form
    9,400.57/14,121.20 = 6,111.97/x
  3. Step 3: Cross multiply
    9,400.57x = 14,121.20 × 6,111.97
  4. Step 4: Simplify right side
    9,400.57x = 86,308,350.76
  5. Step 5: Solve for x
    x = 86,308,350.76/9,400.57
  6. Step 6: Final answer
    x = 9,181.18

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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.