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Finding the Fourth Proportional to 1,846.66, 2,770.35 and 969.58

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Solution

The fourth proportional to 1,846.66, 2,770.35 and 969.58 is: 1,454.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,846.66 : 2,770.35 = 969.58 : x
  2. Step 2: Convert to fraction form
    1,846.66/2,770.35 = 969.58/x
  3. Step 3: Cross multiply
    1,846.66x = 2,770.35 × 969.58
  4. Step 4: Simplify right side
    1,846.66x = 2,686,075.95
  5. Step 5: Solve for x
    x = 2,686,075.95/1,846.66
  6. Step 6: Final answer
    x = 1,454.56

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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.