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Finding the Fourth Proportional to 1,862.97, 2,795.06 and 888.94

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Solution

The fourth proportional to 1,862.97, 2,795.06 and 888.94 is: 1,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862.97 : 2,795.06 = 888.94 : x
  2. Step 2: Convert to fraction form
    1,862.97/2,795.06 = 888.94/x
  3. Step 3: Cross multiply
    1,862.97x = 2,795.06 × 888.94
  4. Step 4: Simplify right side
    1,862.97x = 2,484,636.19
  5. Step 5: Solve for x
    x = 2,484,636.19/1,862.97
  6. Step 6: Final answer
    x = 1,333.70

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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.