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Finding the Fourth Proportional to 5,692.38, 8,539.78 and 1,797.08

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Solution

The fourth proportional to 5,692.38, 8,539.78 and 1,797.08 is: 2,696.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,692.38 : 8,539.78 = 1,797.08 : x
  2. Step 2: Convert to fraction form
    5,692.38/8,539.78 = 1,797.08/x
  3. Step 3: Cross multiply
    5,692.38x = 8,539.78 × 1,797.08
  4. Step 4: Simplify right side
    5,692.38x = 15,346,667.84
  5. Step 5: Solve for x
    x = 15,346,667.84/5,692.38
  6. Step 6: Final answer
    x = 2,696.00

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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.