Home / 8,193.24-11,294.74-6,515.32

Finding the Fourth Proportional to 8,193.24, 11,294.74 and 6,515.32

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Solution

The fourth proportional to 8,193.24, 11,294.74 and 6,515.32 is: 8,981.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193.24 : 11,294.74 = 6,515.32 : x
  2. Step 2: Convert to fraction form
    8,193.24/11,294.74 = 6,515.32/x
  3. Step 3: Cross multiply
    8,193.24x = 11,294.74 × 6,515.32
  4. Step 4: Simplify right side
    8,193.24x = 73,588,845.42
  5. Step 5: Solve for x
    x = 73,588,845.42/8,193.24
  6. Step 6: Final answer
    x = 8,981.65

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Double scale
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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.