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Finding the Fourth Proportional to 4,950.96, 7,424.52 and 1,830.48

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Solution

The fourth proportional to 4,950.96, 7,424.52 and 1,830.48 is: 2,745.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.96 : 7,424.52 = 1,830.48 : x
  2. Step 2: Convert to fraction form
    4,950.96/7,424.52 = 1,830.48/x
  3. Step 3: Cross multiply
    4,950.96x = 7,424.52 × 1,830.48
  4. Step 4: Simplify right side
    4,950.96x = 13,590,435.37
  5. Step 5: Solve for x
    x = 13,590,435.37/4,950.96
  6. Step 6: Final answer
    x = 2,745.01

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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.