Home / 7,612.23-11,418.59-2,065.56

Finding the Fourth Proportional to 7,612.23, 11,418.59 and 2,065.56

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Solution

The fourth proportional to 7,612.23, 11,418.59 and 2,065.56 is: 3,098.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,612.23 : 11,418.59 = 2,065.56 : x
  2. Step 2: Convert to fraction form
    7,612.23/11,418.59 = 2,065.56/x
  3. Step 3: Cross multiply
    7,612.23x = 11,418.59 × 2,065.56
  4. Step 4: Simplify right side
    7,612.23x = 23,585,782.76
  5. Step 5: Solve for x
    x = 23,585,782.76/7,612.23
  6. Step 6: Final answer
    x = 3,098.41

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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.