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Finding the Fourth Proportional to 1,794.91, 2,477.08 and 1,048.77

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Solution

The fourth proportional to 1,794.91, 2,477.08 and 1,048.77 is: 1,447.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794.91 : 2,477.08 = 1,048.77 : x
  2. Step 2: Convert to fraction form
    1,794.91/2,477.08 = 1,048.77/x
  3. Step 3: Cross multiply
    1,794.91x = 2,477.08 × 1,048.77
  4. Step 4: Simplify right side
    1,794.91x = 2,597,887.19
  5. Step 5: Solve for x
    x = 2,597,887.19/1,794.91
  6. Step 6: Final answer
    x = 1,447.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.