Home / 2,692.42-4,037.85-1,048.60

Finding the Fourth Proportional to 2,692.42, 4,037.85 and 1,048.60

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Solution

The fourth proportional to 2,692.42, 4,037.85 and 1,048.60 is: 1,572.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692.42 : 4,037.85 = 1,048.60 : x
  2. Step 2: Convert to fraction form
    2,692.42/4,037.85 = 1,048.60/x
  3. Step 3: Cross multiply
    2,692.42x = 4,037.85 × 1,048.60
  4. Step 4: Simplify right side
    2,692.42x = 4,234,089.51
  5. Step 5: Solve for x
    x = 4,234,089.51/2,692.42
  6. Step 6: Final answer
    x = 1,572.60

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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.