Home / 3,610.50-4,982.47-2,038.58

Finding the Fourth Proportional to 3,610.50, 4,982.47 and 2,038.58

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Solution

The fourth proportional to 3,610.50, 4,982.47 and 2,038.58 is: 2,813.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.50 : 4,982.47 = 2,038.58 : x
  2. Step 2: Convert to fraction form
    3,610.50/4,982.47 = 2,038.58/x
  3. Step 3: Cross multiply
    3,610.50x = 4,982.47 × 2,038.58
  4. Step 4: Simplify right side
    3,610.50x = 10,157,163.69
  5. Step 5: Solve for x
    x = 10,157,163.69/3,610.50
  6. Step 6: Final answer
    x = 2,813.23

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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.