Home / 8,347.62-11,458.33-7,382.27

Finding the Fourth Proportional to 8,347.62, 11,458.33 and 7,382.27

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Solution

The fourth proportional to 8,347.62, 11,458.33 and 7,382.27 is: 10,133.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.62 : 11,458.33 = 7,382.27 : x
  2. Step 2: Convert to fraction form
    8,347.62/11,458.33 = 7,382.27/x
  3. Step 3: Cross multiply
    8,347.62x = 11,458.33 × 7,382.27
  4. Step 4: Simplify right side
    8,347.62x = 84,588,437.75
  5. Step 5: Solve for x
    x = 84,588,437.75/8,347.62
  6. Step 6: Final answer
    x = 10,133.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.