Home / 6,543.14-9,813.33-2,159.60

Finding the Fourth Proportional to 6,543.14, 9,813.33 and 2,159.60

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Solution

The fourth proportional to 6,543.14, 9,813.33 and 2,159.60 is: 3,238.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,543.14 : 9,813.33 = 2,159.60 : x
  2. Step 2: Convert to fraction form
    6,543.14/9,813.33 = 2,159.60/x
  3. Step 3: Cross multiply
    6,543.14x = 9,813.33 × 2,159.60
  4. Step 4: Simplify right side
    6,543.14x = 21,192,818.40
  5. Step 5: Solve for x
    x = 21,192,818.40/6,543.14
  6. Step 6: Final answer
    x = 3,238.94

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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.