Home / 8,693.12-13,039.04-2,536.32

Finding the Fourth Proportional to 8,693.12, 13,039.04 and 2,536.32

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Solution

The fourth proportional to 8,693.12, 13,039.04 and 2,536.32 is: 3,804.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693.12 : 13,039.04 = 2,536.32 : x
  2. Step 2: Convert to fraction form
    8,693.12/13,039.04 = 2,536.32/x
  3. Step 3: Cross multiply
    8,693.12x = 13,039.04 × 2,536.32
  4. Step 4: Simplify right side
    8,693.12x = 33,071,177.93
  5. Step 5: Solve for x
    x = 33,071,177.93/8,693.12
  6. Step 6: Final answer
    x = 3,804.29

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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.