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Finding the Fourth Proportional to 1,384.77, 1,910.93 and 795.29

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Solution

The fourth proportional to 1,384.77, 1,910.93 and 795.29 is: 1,097.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384.77 : 1,910.93 = 795.29 : x
  2. Step 2: Convert to fraction form
    1,384.77/1,910.93 = 795.29/x
  3. Step 3: Cross multiply
    1,384.77x = 1,910.93 × 795.29
  4. Step 4: Simplify right side
    1,384.77x = 1,519,743.52
  5. Step 5: Solve for x
    x = 1,519,743.52/1,384.77
  6. Step 6: Final answer
    x = 1,097.47

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