Home / 5,531.16-7,633.37-4,190.84

Finding the Fourth Proportional to 5,531.16, 7,633.37 and 4,190.84

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Solution

The fourth proportional to 5,531.16, 7,633.37 and 4,190.84 is: 5,783.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.16 : 7,633.37 = 4,190.84 : x
  2. Step 2: Convert to fraction form
    5,531.16/7,633.37 = 4,190.84/x
  3. Step 3: Cross multiply
    5,531.16x = 7,633.37 × 4,190.84
  4. Step 4: Simplify right side
    5,531.16x = 31,990,173.21
  5. Step 5: Solve for x
    x = 31,990,173.21/5,531.16
  6. Step 6: Final answer
    x = 5,783.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.