Home / 2,037.79-3,056.69-1,307.85

Finding the Fourth Proportional to 2,037.79, 3,056.69 and 1,307.85

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Solution

The fourth proportional to 2,037.79, 3,056.69 and 1,307.85 is: 1,961.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.79 : 3,056.69 = 1,307.85 : x
  2. Step 2: Convert to fraction form
    2,037.79/3,056.69 = 1,307.85/x
  3. Step 3: Cross multiply
    2,037.79x = 3,056.69 × 1,307.85
  4. Step 4: Simplify right side
    2,037.79x = 3,997,692.02
  5. Step 5: Solve for x
    x = 3,997,692.02/2,037.79
  6. Step 6: Final answer
    x = 1,961.78

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Similar ratio
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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.