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Finding the Fourth Proportional to 8,776.30, 13,168.05 and 3,232.30

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Solution

The fourth proportional to 8,776.30, 13,168.05 and 3,232.30 is: 4,849.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776.30 : 13,168.05 = 3,232.30 : x
  2. Step 2: Convert to fraction form
    8,776.30/13,168.05 = 3,232.30/x
  3. Step 3: Cross multiply
    8,776.30x = 13,168.05 × 3,232.30
  4. Step 4: Simplify right side
    8,776.30x = 42,563,088.02
  5. Step 5: Solve for x
    x = 42,563,088.02/8,776.30
  6. Step 6: Final answer
    x = 4,849.78

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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.