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Finding the Fourth Proportional to 2,363.23, 3,545.66 and 902.60

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Solution

The fourth proportional to 2,363.23, 3,545.66 and 902.60 is: 1,354.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363.23 : 3,545.66 = 902.60 : x
  2. Step 2: Convert to fraction form
    2,363.23/3,545.66 = 902.60/x
  3. Step 3: Cross multiply
    2,363.23x = 3,545.66 × 902.60
  4. Step 4: Simplify right side
    2,363.23x = 3,200,312.72
  5. Step 5: Solve for x
    x = 3,200,312.72/2,363.23
  6. Step 6: Final answer
    x = 1,354.21

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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.