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Finding the Fourth Proportional to 8,340.98, 11,510.11 and 4,563.41

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Solution

The fourth proportional to 8,340.98, 11,510.11 and 4,563.41 is: 6,297.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,340.98 : 11,510.11 = 4,563.41 : x
  2. Step 2: Convert to fraction form
    8,340.98/11,510.11 = 4,563.41/x
  3. Step 3: Cross multiply
    8,340.98x = 11,510.11 × 4,563.41
  4. Step 4: Simplify right side
    8,340.98x = 52,525,351.08
  5. Step 5: Solve for x
    x = 52,525,351.08/8,340.98
  6. Step 6: Final answer
    x = 6,297.26

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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.