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Finding the Fourth Proportional to 2,363.62, 3,545.67 and 904.00

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Solution

The fourth proportional to 2,363.62, 3,545.67 and 904.00 is: 1,356.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363.62 : 3,545.67 = 904.00 : x
  2. Step 2: Convert to fraction form
    2,363.62/3,545.67 = 904.00/x
  3. Step 3: Cross multiply
    2,363.62x = 3,545.67 × 904.00
  4. Step 4: Simplify right side
    2,363.62x = 3,205,263.43
  5. Step 5: Solve for x
    x = 3,205,263.43/2,363.62
  6. Step 6: Final answer
    x = 1,356.09

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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.