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Finding the Fourth Proportional to 1,845.99, 2,762.48 and 1,152.98

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Solution

The fourth proportional to 1,845.99, 2,762.48 and 1,152.98 is: 1,725.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.99 : 2,762.48 = 1,152.98 : x
  2. Step 2: Convert to fraction form
    1,845.99/2,762.48 = 1,152.98/x
  3. Step 3: Cross multiply
    1,845.99x = 2,762.48 × 1,152.98
  4. Step 4: Simplify right side
    1,845.99x = 3,185,095.92
  5. Step 5: Solve for x
    x = 3,185,095.92/1,845.99
  6. Step 6: Final answer
    x = 1,725.41

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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.