Home / 7,756.56-11,634.72-2,826.18

Finding the Fourth Proportional to 7,756.56, 11,634.72 and 2,826.18

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Solution

The fourth proportional to 7,756.56, 11,634.72 and 2,826.18 is: 4,239.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.56 : 11,634.72 = 2,826.18 : x
  2. Step 2: Convert to fraction form
    7,756.56/11,634.72 = 2,826.18/x
  3. Step 3: Cross multiply
    7,756.56x = 11,634.72 × 2,826.18
  4. Step 4: Simplify right side
    7,756.56x = 32,881,812.97
  5. Step 5: Solve for x
    x = 32,881,812.97/7,756.56
  6. Step 6: Final answer
    x = 4,239.23

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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.