Home / 6,759.57-10,139.89-2,378.01

Finding the Fourth Proportional to 6,759.57, 10,139.89 and 2,378.01

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Solution

The fourth proportional to 6,759.57, 10,139.89 and 2,378.01 is: 3,567.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,759.57 : 10,139.89 = 2,378.01 : x
  2. Step 2: Convert to fraction form
    6,759.57/10,139.89 = 2,378.01/x
  3. Step 3: Cross multiply
    6,759.57x = 10,139.89 × 2,378.01
  4. Step 4: Simplify right side
    6,759.57x = 24,112,753.87
  5. Step 5: Solve for x
    x = 24,112,753.87/6,759.57
  6. Step 6: Final answer
    x = 3,567.20

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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.