Home / 8,329.40-11,478.76-5,967.44

Finding the Fourth Proportional to 8,329.40, 11,478.76 and 5,967.44

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Solution

The fourth proportional to 8,329.40, 11,478.76 and 5,967.44 is: 8,223.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,329.40 : 11,478.76 = 5,967.44 : x
  2. Step 2: Convert to fraction form
    8,329.40/11,478.76 = 5,967.44/x
  3. Step 3: Cross multiply
    8,329.40x = 11,478.76 × 5,967.44
  4. Step 4: Simplify right side
    8,329.40x = 68,498,825.35
  5. Step 5: Solve for x
    x = 68,498,825.35/8,329.40
  6. Step 6: Final answer
    x = 8,223.74

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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.