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Finding the Fourth Proportional to 1,692.64, 2,330.75 and 1,594.00

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Solution

The fourth proportional to 1,692.64, 2,330.75 and 1,594.00 is: 2,194.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692.64 : 2,330.75 = 1,594.00 : x
  2. Step 2: Convert to fraction form
    1,692.64/2,330.75 = 1,594.00/x
  3. Step 3: Cross multiply
    1,692.64x = 2,330.75 × 1,594.00
  4. Step 4: Simplify right side
    1,692.64x = 3,715,195.88
  5. Step 5: Solve for x
    x = 3,715,195.88/1,692.64
  6. Step 6: Final answer
    x = 2,194.92

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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.