Home / 4,830.07-7,257.21-3,075.82

Finding the Fourth Proportional to 4,830.07, 7,257.21 and 3,075.82

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Solution

The fourth proportional to 4,830.07, 7,257.21 and 3,075.82 is: 4,621.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.07 : 7,257.21 = 3,075.82 : x
  2. Step 2: Convert to fraction form
    4,830.07/7,257.21 = 3,075.82/x
  3. Step 3: Cross multiply
    4,830.07x = 7,257.21 × 3,075.82
  4. Step 4: Simplify right side
    4,830.07x = 22,321,871.66
  5. Step 5: Solve for x
    x = 22,321,871.66/4,830.07
  6. Step 6: Final answer
    x = 4,621.44

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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.