Home / 3,101.19-4,647.67-2,275.60

Finding the Fourth Proportional to 3,101.19, 4,647.67 and 2,275.60

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Solution

The fourth proportional to 3,101.19, 4,647.67 and 2,275.60 is: 3,410.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.19 : 4,647.67 = 2,275.60 : x
  2. Step 2: Convert to fraction form
    3,101.19/4,647.67 = 2,275.60/x
  3. Step 3: Cross multiply
    3,101.19x = 4,647.67 × 2,275.60
  4. Step 4: Simplify right side
    3,101.19x = 10,576,237.85
  5. Step 5: Solve for x
    x = 10,576,237.85/3,101.19
  6. Step 6: Final answer
    x = 3,410.38

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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.