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Finding the Fourth Proportional to 4,795.95, 7,194.24 and 1,285.90

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Solution

The fourth proportional to 4,795.95, 7,194.24 and 1,285.90 is: 1,928.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,795.95 : 7,194.24 = 1,285.90 : x
  2. Step 2: Convert to fraction form
    4,795.95/7,194.24 = 1,285.90/x
  3. Step 3: Cross multiply
    4,795.95x = 7,194.24 × 1,285.90
  4. Step 4: Simplify right side
    4,795.95x = 9,251,073.22
  5. Step 5: Solve for x
    x = 9,251,073.22/4,795.95
  6. Step 6: Final answer
    x = 1,928.93

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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.