Home / 1,809.76-2,497.44-1,063.58

Finding the Fourth Proportional to 1,809.76, 2,497.44 and 1,063.58

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Solution

The fourth proportional to 1,809.76, 2,497.44 and 1,063.58 is: 1,467.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809.76 : 2,497.44 = 1,063.58 : x
  2. Step 2: Convert to fraction form
    1,809.76/2,497.44 = 1,063.58/x
  3. Step 3: Cross multiply
    1,809.76x = 2,497.44 × 1,063.58
  4. Step 4: Simplify right side
    1,809.76x = 2,656,227.24
  5. Step 5: Solve for x
    x = 2,656,227.24/1,809.76
  6. Step 6: Final answer
    x = 1,467.72

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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.