Home / 8,555.10-12,824.55-2,708.52

Finding the Fourth Proportional to 8,555.10, 12,824.55 and 2,708.52

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Solution

The fourth proportional to 8,555.10, 12,824.55 and 2,708.52 is: 4,060.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555.10 : 12,824.55 = 2,708.52 : x
  2. Step 2: Convert to fraction form
    8,555.10/12,824.55 = 2,708.52/x
  3. Step 3: Cross multiply
    8,555.10x = 12,824.55 × 2,708.52
  4. Step 4: Simplify right side
    8,555.10x = 34,735,550.17
  5. Step 5: Solve for x
    x = 34,735,550.17/8,555.10
  6. Step 6: Final answer
    x = 4,060.22

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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.