Home / 2,411.12-3,611.69-2,235.95

Finding the Fourth Proportional to 2,411.12, 3,611.69 and 2,235.95

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Solution

The fourth proportional to 2,411.12, 3,611.69 and 2,235.95 is: 3,349.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,411.12 : 3,611.69 = 2,235.95 : x
  2. Step 2: Convert to fraction form
    2,411.12/3,611.69 = 2,235.95/x
  3. Step 3: Cross multiply
    2,411.12x = 3,611.69 × 2,235.95
  4. Step 4: Simplify right side
    2,411.12x = 8,075,529.02
  5. Step 5: Solve for x
    x = 8,075,529.02/2,411.12
  6. Step 6: Final answer
    x = 3,349.29

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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.