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Finding the Fourth Proportional to 8,863.04, 12,230.52 and 4,883.36

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Solution

The fourth proportional to 8,863.04, 12,230.52 and 4,883.36 is: 6,738.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.04 : 12,230.52 = 4,883.36 : x
  2. Step 2: Convert to fraction form
    8,863.04/12,230.52 = 4,883.36/x
  3. Step 3: Cross multiply
    8,863.04x = 12,230.52 × 4,883.36
  4. Step 4: Simplify right side
    8,863.04x = 59,726,032.15
  5. Step 5: Solve for x
    x = 59,726,032.15/8,863.04
  6. Step 6: Final answer
    x = 6,738.77

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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.