Home / 4,770.99-7,159.37-1,692.75

Finding the Fourth Proportional to 4,770.99, 7,159.37 and 1,692.75

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Solution

The fourth proportional to 4,770.99, 7,159.37 and 1,692.75 is: 2,540.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.99 : 7,159.37 = 1,692.75 : x
  2. Step 2: Convert to fraction form
    4,770.99/7,159.37 = 1,692.75/x
  3. Step 3: Cross multiply
    4,770.99x = 7,159.37 × 1,692.75
  4. Step 4: Simplify right side
    4,770.99x = 12,119,015.10
  5. Step 5: Solve for x
    x = 12,119,015.10/4,770.99
  6. Step 6: Final answer
    x = 2,540.15

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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.