Home / 2,076.21-3,114.32-1,037.49

Finding the Fourth Proportional to 2,076.21, 3,114.32 and 1,037.49

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Solution

The fourth proportional to 2,076.21, 3,114.32 and 1,037.49 is: 1,556.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076.21 : 3,114.32 = 1,037.49 : x
  2. Step 2: Convert to fraction form
    2,076.21/3,114.32 = 1,037.49/x
  3. Step 3: Cross multiply
    2,076.21x = 3,114.32 × 1,037.49
  4. Step 4: Simplify right side
    2,076.21x = 3,231,070.67
  5. Step 5: Solve for x
    x = 3,231,070.67/2,076.21
  6. Step 6: Final answer
    x = 1,556.24

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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.