Home / 3,606.67-4,977.48-2,114.20

Finding the Fourth Proportional to 3,606.67, 4,977.48 and 2,114.20

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Solution

The fourth proportional to 3,606.67, 4,977.48 and 2,114.20 is: 2,917.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.67 : 4,977.48 = 2,114.20 : x
  2. Step 2: Convert to fraction form
    3,606.67/4,977.48 = 2,114.20/x
  3. Step 3: Cross multiply
    3,606.67x = 4,977.48 × 2,114.20
  4. Step 4: Simplify right side
    3,606.67x = 10,523,388.22
  5. Step 5: Solve for x
    x = 10,523,388.22/3,606.67
  6. Step 6: Final answer
    x = 2,917.76

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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.