Home / 5,747.40-8,621.78-2,050.16

Finding the Fourth Proportional to 5,747.40, 8,621.78 and 2,050.16

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Solution

The fourth proportional to 5,747.40, 8,621.78 and 2,050.16 is: 3,075.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,747.40 : 8,621.78 = 2,050.16 : x
  2. Step 2: Convert to fraction form
    5,747.40/8,621.78 = 2,050.16/x
  3. Step 3: Cross multiply
    5,747.40x = 8,621.78 × 2,050.16
  4. Step 4: Simplify right side
    5,747.40x = 17,675,975.13
  5. Step 5: Solve for x
    x = 17,675,975.13/5,747.40
  6. Step 6: Final answer
    x = 3,075.47

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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.