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Finding the Fourth Proportional to 2,362.35, 3,543.54 and 630.98

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Solution

The fourth proportional to 2,362.35, 3,543.54 and 630.98 is: 946.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,362.35 : 3,543.54 = 630.98 : x
  2. Step 2: Convert to fraction form
    2,362.35/3,543.54 = 630.98/x
  3. Step 3: Cross multiply
    2,362.35x = 3,543.54 × 630.98
  4. Step 4: Simplify right side
    2,362.35x = 2,235,902.87
  5. Step 5: Solve for x
    x = 2,235,902.87/2,362.35
  6. Step 6: Final answer
    x = 946.47

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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.