Home / 3,166.16-4,362.73-2,692.40

Finding the Fourth Proportional to 3,166.16, 4,362.73 and 2,692.40

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Solution

The fourth proportional to 3,166.16, 4,362.73 and 2,692.40 is: 3,709.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.16 : 4,362.73 = 2,692.40 : x
  2. Step 2: Convert to fraction form
    3,166.16/4,362.73 = 2,692.40/x
  3. Step 3: Cross multiply
    3,166.16x = 4,362.73 × 2,692.40
  4. Step 4: Simplify right side
    3,166.16x = 11,746,185.71
  5. Step 5: Solve for x
    x = 11,746,185.71/3,166.16
  6. Step 6: Final answer
    x = 3,709.92

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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.