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Finding the Fourth Proportional to 3,063, 4,594.50 and 1,695

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Solution

The fourth proportional to 3,063, 4,594.50 and 1,695 is: 2,542.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063 : 4,594.50 = 1,695 : x
  2. Step 2: Convert to fraction form
    3,063/4,594.50 = 1,695/x
  3. Step 3: Cross multiply
    3,063x = 4,594.50 × 1,695
  4. Step 4: Simplify right side
    3,063x = 7,787,677.50
  5. Step 5: Solve for x
    x = 7,787,677.50/3,063
  6. Step 6: Final answer
    x = 2,542.50

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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.