Home / 8,736.39-13,106.64-2,893

Finding the Fourth Proportional to 8,736.39, 13,106.64 and 2,893

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Solution

The fourth proportional to 8,736.39, 13,106.64 and 2,893 is: 4,340.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.39 : 13,106.64 = 2,893 : x
  2. Step 2: Convert to fraction form
    8,736.39/13,106.64 = 2,893/x
  3. Step 3: Cross multiply
    8,736.39x = 13,106.64 × 2,893
  4. Step 4: Simplify right side
    8,736.39x = 37,917,509.52
  5. Step 5: Solve for x
    x = 37,917,509.52/8,736.39
  6. Step 6: Final answer
    x = 4,340.18

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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.