Home / 1,536.15-2,118.44-1,033.14

Finding the Fourth Proportional to 1,536.15, 2,118.44 and 1,033.14

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Solution

The fourth proportional to 1,536.15, 2,118.44 and 1,033.14 is: 1,424.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536.15 : 2,118.44 = 1,033.14 : x
  2. Step 2: Convert to fraction form
    1,536.15/2,118.44 = 1,033.14/x
  3. Step 3: Cross multiply
    1,536.15x = 2,118.44 × 1,033.14
  4. Step 4: Simplify right side
    1,536.15x = 2,188,645.10
  5. Step 5: Solve for x
    x = 2,188,645.10/1,536.15
  6. Step 6: Final answer
    x = 1,424.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.