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Finding the Fourth Proportional to 1,850.96, 2,763.46 and 1,526.96

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Solution

The fourth proportional to 1,850.96, 2,763.46 and 1,526.96 is: 2,279.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.96 : 2,763.46 = 1,526.96 : x
  2. Step 2: Convert to fraction form
    1,850.96/2,763.46 = 1,526.96/x
  3. Step 3: Cross multiply
    1,850.96x = 2,763.46 × 1,526.96
  4. Step 4: Simplify right side
    1,850.96x = 4,219,692.88
  5. Step 5: Solve for x
    x = 4,219,692.88/1,850.96
  6. Step 6: Final answer
    x = 2,279.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.