Home / 8,324.51-11,488.83-5,339.25

Finding the Fourth Proportional to 8,324.51, 11,488.83 and 5,339.25

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Solution

The fourth proportional to 8,324.51, 11,488.83 and 5,339.25 is: 7,368.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,324.51 : 11,488.83 = 5,339.25 : x
  2. Step 2: Convert to fraction form
    8,324.51/11,488.83 = 5,339.25/x
  3. Step 3: Cross multiply
    8,324.51x = 11,488.83 × 5,339.25
  4. Step 4: Simplify right side
    8,324.51x = 61,341,735.58
  5. Step 5: Solve for x
    x = 61,341,735.58/8,324.51
  6. Step 6: Final answer
    x = 7,368.81

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1.5x scale

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.