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Finding the Fourth Proportional to 8,328.52, 11,495.92 and 4,794.09

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Solution

The fourth proportional to 8,328.52, 11,495.92 and 4,794.09 is: 6,617.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328.52 : 11,495.92 = 4,794.09 : x
  2. Step 2: Convert to fraction form
    8,328.52/11,495.92 = 4,794.09/x
  3. Step 3: Cross multiply
    8,328.52x = 11,495.92 × 4,794.09
  4. Step 4: Simplify right side
    8,328.52x = 55,112,475.11
  5. Step 5: Solve for x
    x = 55,112,475.11/8,328.52
  6. Step 6: Final answer
    x = 6,617.32

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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.