Home / 5,692.18-8,539.35-1,797.70

Finding the Fourth Proportional to 5,692.18, 8,539.35 and 1,797.70

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Solution

The fourth proportional to 5,692.18, 8,539.35 and 1,797.70 is: 2,696.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,692.18 : 8,539.35 = 1,797.70 : x
  2. Step 2: Convert to fraction form
    5,692.18/8,539.35 = 1,797.70/x
  3. Step 3: Cross multiply
    5,692.18x = 8,539.35 × 1,797.70
  4. Step 4: Simplify right side
    5,692.18x = 15,351,189.50
  5. Step 5: Solve for x
    x = 15,351,189.50/5,692.18
  6. Step 6: Final answer
    x = 2,696.89

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1.5x scale

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.