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Finding the Fourth Proportional to 8,264.53, 11,400.01 and 4,905.07

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Solution

The fourth proportional to 8,264.53, 11,400.01 and 4,905.07 is: 6,766.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264.53 : 11,400.01 = 4,905.07 : x
  2. Step 2: Convert to fraction form
    8,264.53/11,400.01 = 4,905.07/x
  3. Step 3: Cross multiply
    8,264.53x = 11,400.01 × 4,905.07
  4. Step 4: Simplify right side
    8,264.53x = 55,917,847.05
  5. Step 5: Solve for x
    x = 55,917,847.05/8,264.53
  6. Step 6: Final answer
    x = 6,766.00

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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.