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Finding the Fourth Proportional to 8,828.15, 13,242.22 and 2,254.34

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Solution

The fourth proportional to 8,828.15, 13,242.22 and 2,254.34 is: 3,381.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.15 : 13,242.22 = 2,254.34 : x
  2. Step 2: Convert to fraction form
    8,828.15/13,242.22 = 2,254.34/x
  3. Step 3: Cross multiply
    8,828.15x = 13,242.22 × 2,254.34
  4. Step 4: Simplify right side
    8,828.15x = 29,852,466.23
  5. Step 5: Solve for x
    x = 29,852,466.23/8,828.15
  6. Step 6: Final answer
    x = 3,381.51

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Similar ratio
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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.