Home / 8,736.31-13,106.62-2,893.51

Finding the Fourth Proportional to 8,736.31, 13,106.62 and 2,893.51

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Solution

The fourth proportional to 8,736.31, 13,106.62 and 2,893.51 is: 4,340.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.31 : 13,106.62 = 2,893.51 : x
  2. Step 2: Convert to fraction form
    8,736.31/13,106.62 = 2,893.51/x
  3. Step 3: Cross multiply
    8,736.31x = 13,106.62 × 2,893.51
  4. Step 4: Simplify right side
    8,736.31x = 37,924,070.50
  5. Step 5: Solve for x
    x = 37,924,070.50/8,736.31
  6. Step 6: Final answer
    x = 4,340.97

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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.