Home / 1,794.32-2,470.44-1,531.28

Finding the Fourth Proportional to 1,794.32, 2,470.44 and 1,531.28

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Solution

The fourth proportional to 1,794.32, 2,470.44 and 1,531.28 is: 2,108.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794.32 : 2,470.44 = 1,531.28 : x
  2. Step 2: Convert to fraction form
    1,794.32/2,470.44 = 1,531.28/x
  3. Step 3: Cross multiply
    1,794.32x = 2,470.44 × 1,531.28
  4. Step 4: Simplify right side
    1,794.32x = 3,782,935.36
  5. Step 5: Solve for x
    x = 3,782,935.36/1,794.32
  6. Step 6: Final answer
    x = 2,108.28

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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.