Home / 4,830.48-7,245.72-1,907.28

Finding the Fourth Proportional to 4,830.48, 7,245.72 and 1,907.28

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Solution

The fourth proportional to 4,830.48, 7,245.72 and 1,907.28 is: 2,860.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.48 : 7,245.72 = 1,907.28 : x
  2. Step 2: Convert to fraction form
    4,830.48/7,245.72 = 1,907.28/x
  3. Step 3: Cross multiply
    4,830.48x = 7,245.72 × 1,907.28
  4. Step 4: Simplify right side
    4,830.48x = 13,819,616.84
  5. Step 5: Solve for x
    x = 13,819,616.84/4,830.48
  6. Step 6: Final answer
    x = 2,860.92

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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.