Home / 2,943.10-4,409.76-2,075.62

Finding the Fourth Proportional to 2,943.10, 4,409.76 and 2,075.62

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Solution

The fourth proportional to 2,943.10, 4,409.76 and 2,075.62 is: 3,109.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.10 : 4,409.76 = 2,075.62 : x
  2. Step 2: Convert to fraction form
    2,943.10/4,409.76 = 2,075.62/x
  3. Step 3: Cross multiply
    2,943.10x = 4,409.76 × 2,075.62
  4. Step 4: Simplify right side
    2,943.10x = 9,152,986.05
  5. Step 5: Solve for x
    x = 9,152,986.05/2,943.10
  6. Step 6: Final answer
    x = 3,109.98

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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.