Home / 7,006.36-10,507.75-2,074.85

Finding the Fourth Proportional to 7,006.36, 10,507.75 and 2,074.85

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Solution

The fourth proportional to 7,006.36, 10,507.75 and 2,074.85 is: 3,111.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.36 : 10,507.75 = 2,074.85 : x
  2. Step 2: Convert to fraction form
    7,006.36/10,507.75 = 2,074.85/x
  3. Step 3: Cross multiply
    7,006.36x = 10,507.75 × 2,074.85
  4. Step 4: Simplify right side
    7,006.36x = 21,801,957.90
  5. Step 5: Solve for x
    x = 21,801,957.90/7,006.36
  6. Step 6: Final answer
    x = 3,111.74

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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.