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Finding the Fourth Proportional to 8,804.87, 12,150.65 and 4,825.98

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Solution

The fourth proportional to 8,804.87, 12,150.65 and 4,825.98 is: 6,659.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,804.87 : 12,150.65 = 4,825.98 : x
  2. Step 2: Convert to fraction form
    8,804.87/12,150.65 = 4,825.98/x
  3. Step 3: Cross multiply
    8,804.87x = 12,150.65 × 4,825.98
  4. Step 4: Simplify right side
    8,804.87x = 58,638,733.13
  5. Step 5: Solve for x
    x = 58,638,733.13/8,804.87
  6. Step 6: Final answer
    x = 6,659.81

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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.