Home / 7,006.20-10,502.80-2,626.52

Finding the Fourth Proportional to 7,006.20, 10,502.80 and 2,626.52

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Solution

The fourth proportional to 7,006.20, 10,502.80 and 2,626.52 is: 3,937.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.20 : 10,502.80 = 2,626.52 : x
  2. Step 2: Convert to fraction form
    7,006.20/10,502.80 = 2,626.52/x
  3. Step 3: Cross multiply
    7,006.20x = 10,502.80 × 2,626.52
  4. Step 4: Simplify right side
    7,006.20x = 27,585,814.26
  5. Step 5: Solve for x
    x = 27,585,814.26/7,006.20
  6. Step 6: Final answer
    x = 3,937.34

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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.