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Finding the Fourth Proportional to 8,826.50, 13,240.13 and 2,252.88

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Solution

The fourth proportional to 8,826.50, 13,240.13 and 2,252.88 is: 3,379.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.50 : 13,240.13 = 2,252.88 : x
  2. Step 2: Convert to fraction form
    8,826.50/13,240.13 = 2,252.88/x
  3. Step 3: Cross multiply
    8,826.50x = 13,240.13 × 2,252.88
  4. Step 4: Simplify right side
    8,826.50x = 29,828,412.81
  5. Step 5: Solve for x
    x = 29,828,412.81/8,826.50
  6. Step 6: Final answer
    x = 3,379.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.