Home / 2,770.37-4,157.38-1,584.83

Finding the Fourth Proportional to 2,770.37, 4,157.38 and 1,584.83

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Solution

The fourth proportional to 2,770.37, 4,157.38 and 1,584.83 is: 2,378.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770.37 : 4,157.38 = 1,584.83 : x
  2. Step 2: Convert to fraction form
    2,770.37/4,157.38 = 1,584.83/x
  3. Step 3: Cross multiply
    2,770.37x = 4,157.38 × 1,584.83
  4. Step 4: Simplify right side
    2,770.37x = 6,588,744.01
  5. Step 5: Solve for x
    x = 6,588,744.01/2,770.37
  6. Step 6: Final answer
    x = 2,378.29

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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.