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Finding the Fourth Proportional to 1,895.14, 2,841.11 and 907.41

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Solution

The fourth proportional to 1,895.14, 2,841.11 and 907.41 is: 1,360.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.14 : 2,841.11 = 907.41 : x
  2. Step 2: Convert to fraction form
    1,895.14/2,841.11 = 907.41/x
  3. Step 3: Cross multiply
    1,895.14x = 2,841.11 × 907.41
  4. Step 4: Simplify right side
    1,895.14x = 2,578,051.63
  5. Step 5: Solve for x
    x = 2,578,051.63/1,895.14
  6. Step 6: Final answer
    x = 1,360.35

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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.