Home / 1,579.32-2,366.28-1,443.24

Finding the Fourth Proportional to 1,579.32, 2,366.28 and 1,443.24

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Solution

The fourth proportional to 1,579.32, 2,366.28 and 1,443.24 is: 2,162.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579.32 : 2,366.28 = 1,443.24 : x
  2. Step 2: Convert to fraction form
    1,579.32/2,366.28 = 1,443.24/x
  3. Step 3: Cross multiply
    1,579.32x = 2,366.28 × 1,443.24
  4. Step 4: Simplify right side
    1,579.32x = 3,415,109.95
  5. Step 5: Solve for x
    x = 3,415,109.95/1,579.32
  6. Step 6: Final answer
    x = 2,162.39

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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.