Home / 3,487.56-4,814.37-2,230.26

Finding the Fourth Proportional to 3,487.56, 4,814.37 and 2,230.26

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Solution

The fourth proportional to 3,487.56, 4,814.37 and 2,230.26 is: 3,078.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487.56 : 4,814.37 = 2,230.26 : x
  2. Step 2: Convert to fraction form
    3,487.56/4,814.37 = 2,230.26/x
  3. Step 3: Cross multiply
    3,487.56x = 4,814.37 × 2,230.26
  4. Step 4: Simplify right side
    3,487.56x = 10,737,296.84
  5. Step 5: Solve for x
    x = 10,737,296.84/3,487.56
  6. Step 6: Final answer
    x = 3,078.74

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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.