Home / 1,600.32-2,398.56-1,236.48

Finding the Fourth Proportional to 1,600.32, 2,398.56 and 1,236.48

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Solution

The fourth proportional to 1,600.32, 2,398.56 and 1,236.48 is: 1,853.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600.32 : 2,398.56 = 1,236.48 : x
  2. Step 2: Convert to fraction form
    1,600.32/2,398.56 = 1,236.48/x
  3. Step 3: Cross multiply
    1,600.32x = 2,398.56 × 1,236.48
  4. Step 4: Simplify right side
    1,600.32x = 2,965,771.47
  5. Step 5: Solve for x
    x = 2,965,771.47/1,600.32
  6. Step 6: Final answer
    x = 1,853.24

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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.