Home / 1,619.64-2,427.80-1,034.92

Finding the Fourth Proportional to 1,619.64, 2,427.80 and 1,034.92

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Solution

The fourth proportional to 1,619.64, 2,427.80 and 1,034.92 is: 1,551.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619.64 : 2,427.80 = 1,034.92 : x
  2. Step 2: Convert to fraction form
    1,619.64/2,427.80 = 1,034.92/x
  3. Step 3: Cross multiply
    1,619.64x = 2,427.80 × 1,034.92
  4. Step 4: Simplify right side
    1,619.64x = 2,512,578.78
  5. Step 5: Solve for x
    x = 2,512,578.78/1,619.64
  6. Step 6: Final answer
    x = 1,551.32

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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.