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Finding the Fourth Proportional to 795.80, 1,095.88 and 574.37

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Solution

The fourth proportional to 795.80, 1,095.88 and 574.37 is: 790.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.80 : 1,095.88 = 574.37 : x
  2. Step 2: Convert to fraction form
    795.80/1,095.88 = 574.37/x
  3. Step 3: Cross multiply
    795.80x = 1,095.88 × 574.37
  4. Step 4: Simplify right side
    795.80x = 629,440.60
  5. Step 5: Solve for x
    x = 629,440.60/795.80
  6. Step 6: Final answer
    x = 790.95

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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.