Home / 8,502.26-11,738.76-5,320.36

Finding the Fourth Proportional to 8,502.26, 11,738.76 and 5,320.36

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Solution

The fourth proportional to 8,502.26, 11,738.76 and 5,320.36 is: 7,345.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,502.26 : 11,738.76 = 5,320.36 : x
  2. Step 2: Convert to fraction form
    8,502.26/11,738.76 = 5,320.36/x
  3. Step 3: Cross multiply
    8,502.26x = 11,738.76 × 5,320.36
  4. Step 4: Simplify right side
    8,502.26x = 62,454,429.15
  5. Step 5: Solve for x
    x = 62,454,429.15/8,502.26
  6. Step 6: Final answer
    x = 7,345.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.