Home / 5,038.42-7,552.78-2,075.03

Finding the Fourth Proportional to 5,038.42, 7,552.78 and 2,075.03

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Solution

The fourth proportional to 5,038.42, 7,552.78 and 2,075.03 is: 3,110.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.42 : 7,552.78 = 2,075.03 : x
  2. Step 2: Convert to fraction form
    5,038.42/7,552.78 = 2,075.03/x
  3. Step 3: Cross multiply
    5,038.42x = 7,552.78 × 2,075.03
  4. Step 4: Simplify right side
    5,038.42x = 15,672,249.83
  5. Step 5: Solve for x
    x = 15,672,249.83/5,038.42
  6. Step 6: Final answer
    x = 3,110.55

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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.