Home / 3,400.66-4,692.63-2,406.52

Finding the Fourth Proportional to 3,400.66, 4,692.63 and 2,406.52

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Solution

The fourth proportional to 3,400.66, 4,692.63 and 2,406.52 is: 3,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.66 : 4,692.63 = 2,406.52 : x
  2. Step 2: Convert to fraction form
    3,400.66/4,692.63 = 2,406.52/x
  3. Step 3: Cross multiply
    3,400.66x = 4,692.63 × 2,406.52
  4. Step 4: Simplify right side
    3,400.66x = 11,292,907.95
  5. Step 5: Solve for x
    x = 11,292,907.95/3,400.66
  6. Step 6: Final answer
    x = 3,320.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.