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Finding the Fourth Proportional to 1,193.73, 1,788.16 and 1,070.81

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Solution

The fourth proportional to 1,193.73, 1,788.16 and 1,070.81 is: 1,604.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193.73 : 1,788.16 = 1,070.81 : x
  2. Step 2: Convert to fraction form
    1,193.73/1,788.16 = 1,070.81/x
  3. Step 3: Cross multiply
    1,193.73x = 1,788.16 × 1,070.81
  4. Step 4: Simplify right side
    1,193.73x = 1,914,779.61
  5. Step 5: Solve for x
    x = 1,914,779.61/1,193.73
  6. Step 6: Final answer
    x = 1,604.03

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1.5x scale

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.