Home / 4,920.16-7,380.36-1,633.48

Finding the Fourth Proportional to 4,920.16, 7,380.36 and 1,633.48

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Solution

The fourth proportional to 4,920.16, 7,380.36 and 1,633.48 is: 2,450.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920.16 : 7,380.36 = 1,633.48 : x
  2. Step 2: Convert to fraction form
    4,920.16/7,380.36 = 1,633.48/x
  3. Step 3: Cross multiply
    4,920.16x = 7,380.36 × 1,633.48
  4. Step 4: Simplify right side
    4,920.16x = 12,055,670.45
  5. Step 5: Solve for x
    x = 12,055,670.45/4,920.16
  6. Step 6: Final answer
    x = 2,450.26

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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.