Home / 3,536.25-5,305.51-1,071.32

Finding the Fourth Proportional to 3,536.25, 5,305.51 and 1,071.32

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Solution

The fourth proportional to 3,536.25, 5,305.51 and 1,071.32 is: 1,607.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,536.25 : 5,305.51 = 1,071.32 : x
  2. Step 2: Convert to fraction form
    3,536.25/5,305.51 = 1,071.32/x
  3. Step 3: Cross multiply
    3,536.25x = 5,305.51 × 1,071.32
  4. Step 4: Simplify right side
    3,536.25x = 5,683,898.97
  5. Step 5: Solve for x
    x = 5,683,898.97/3,536.25
  6. Step 6: Final answer
    x = 1,607.32

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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.