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Finding the Fourth Proportional to 1,860.66, 2,793.42 and 1,573.92

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Solution

The fourth proportional to 1,860.66, 2,793.42 and 1,573.92 is: 2,362.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860.66 : 2,793.42 = 1,573.92 : x
  2. Step 2: Convert to fraction form
    1,860.66/2,793.42 = 1,573.92/x
  3. Step 3: Cross multiply
    1,860.66x = 2,793.42 × 1,573.92
  4. Step 4: Simplify right side
    1,860.66x = 4,396,619.61
  5. Step 5: Solve for x
    x = 4,396,619.61/1,860.66
  6. Step 6: Final answer
    x = 2,362.94

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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.