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Finding the Fourth Proportional to 1,883.58, 2,599.86 and 1,097.88

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Solution

The fourth proportional to 1,883.58, 2,599.86 and 1,097.88 is: 1,515.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883.58 : 2,599.86 = 1,097.88 : x
  2. Step 2: Convert to fraction form
    1,883.58/2,599.86 = 1,097.88/x
  3. Step 3: Cross multiply
    1,883.58x = 2,599.86 × 1,097.88
  4. Step 4: Simplify right side
    1,883.58x = 2,854,334.30
  5. Step 5: Solve for x
    x = 2,854,334.30/1,883.58
  6. Step 6: Final answer
    x = 1,515.38

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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.