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Finding the Fourth Proportional to 8,893.16, 13,339.80 and 3,699.02

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Solution

The fourth proportional to 8,893.16, 13,339.80 and 3,699.02 is: 5,548.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,893.16 : 13,339.80 = 3,699.02 : x
  2. Step 2: Convert to fraction form
    8,893.16/13,339.80 = 3,699.02/x
  3. Step 3: Cross multiply
    8,893.16x = 13,339.80 × 3,699.02
  4. Step 4: Simplify right side
    8,893.16x = 49,344,187.00
  5. Step 5: Solve for x
    x = 49,344,187.00/8,893.16
  6. Step 6: Final answer
    x = 5,548.55

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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.