Home / 2,692.47-4,040.55-1,049.02

Finding the Fourth Proportional to 2,692.47, 4,040.55 and 1,049.02

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Solution

The fourth proportional to 2,692.47, 4,040.55 and 1,049.02 is: 1,574.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692.47 : 4,040.55 = 1,049.02 : x
  2. Step 2: Convert to fraction form
    2,692.47/4,040.55 = 1,049.02/x
  3. Step 3: Cross multiply
    2,692.47x = 4,040.55 × 1,049.02
  4. Step 4: Simplify right side
    2,692.47x = 4,238,617.76
  5. Step 5: Solve for x
    x = 4,238,617.76/2,692.47
  6. Step 6: Final answer
    x = 1,574.25

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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.