Home / 8,555.14-12,834.70-2,711.60

Finding the Fourth Proportional to 8,555.14, 12,834.70 and 2,711.60

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Solution

The fourth proportional to 8,555.14, 12,834.70 and 2,711.60 is: 4,068.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555.14 : 12,834.70 = 2,711.60 : x
  2. Step 2: Convert to fraction form
    8,555.14/12,834.70 = 2,711.60/x
  3. Step 3: Cross multiply
    8,555.14x = 12,834.70 × 2,711.60
  4. Step 4: Simplify right side
    8,555.14x = 34,802,572.52
  5. Step 5: Solve for x
    x = 34,802,572.52/8,555.14
  6. Step 6: Final answer
    x = 4,068.03

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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.