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Finding the Fourth Proportional to 52.94, 79.37 and 34.65

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Solution

The fourth proportional to 52.94, 79.37 and 34.65 is: 51.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52.94 : 79.37 = 34.65 : x
  2. Step 2: Convert to fraction form
    52.94/79.37 = 34.65/x
  3. Step 3: Cross multiply
    52.94x = 79.37 × 34.65
  4. Step 4: Simplify right side
    52.94x = 2,750.00
  5. Step 5: Solve for x
    x = 2,750.00/52.94
  6. Step 6: Final answer
    x = 51.95

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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.