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Finding the Fourth Proportional to 9,925.94, 13,699.86 and 5,893.76

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Solution

The fourth proportional to 9,925.94, 13,699.86 and 5,893.76 is: 8,134.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,925.94 : 13,699.86 = 5,893.76 : x
  2. Step 2: Convert to fraction form
    9,925.94/13,699.86 = 5,893.76/x
  3. Step 3: Cross multiply
    9,925.94x = 13,699.86 × 5,893.76
  4. Step 4: Simplify right side
    9,925.94x = 80,743,686.87
  5. Step 5: Solve for x
    x = 80,743,686.87/9,925.94
  6. Step 6: Final answer
    x = 8,134.61

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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.