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Finding the Fourth Proportional to 8,088.75, 12,133.13 and 2,245.41

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Solution

The fourth proportional to 8,088.75, 12,133.13 and 2,245.41 is: 3,368.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.75 : 12,133.13 = 2,245.41 : x
  2. Step 2: Convert to fraction form
    8,088.75/12,133.13 = 2,245.41/x
  3. Step 3: Cross multiply
    8,088.75x = 12,133.13 × 2,245.41
  4. Step 4: Simplify right side
    8,088.75x = 27,243,840.21
  5. Step 5: Solve for x
    x = 27,243,840.21/8,088.75
  6. Step 6: Final answer
    x = 3,368.12

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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.