Home / 4,751.78-7,119.48-3,362.83

Finding the Fourth Proportional to 4,751.78, 7,119.48 and 3,362.83

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Solution

The fourth proportional to 4,751.78, 7,119.48 and 3,362.83 is: 5,038.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751.78 : 7,119.48 = 3,362.83 : x
  2. Step 2: Convert to fraction form
    4,751.78/7,119.48 = 3,362.83/x
  3. Step 3: Cross multiply
    4,751.78x = 7,119.48 × 3,362.83
  4. Step 4: Simplify right side
    4,751.78x = 23,941,600.93
  5. Step 5: Solve for x
    x = 23,941,600.93/4,751.78
  6. Step 6: Final answer
    x = 5,038.45

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1.5x scale

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.