Home / 3,015.63-4,513.10-1,904.54

Finding the Fourth Proportional to 3,015.63, 4,513.10 and 1,904.54

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Solution

The fourth proportional to 3,015.63, 4,513.10 and 1,904.54 is: 2,850.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.63 : 4,513.10 = 1,904.54 : x
  2. Step 2: Convert to fraction form
    3,015.63/4,513.10 = 1,904.54/x
  3. Step 3: Cross multiply
    3,015.63x = 4,513.10 × 1,904.54
  4. Step 4: Simplify right side
    3,015.63x = 8,595,347.39
  5. Step 5: Solve for x
    x = 8,595,347.39/3,015.63
  6. Step 6: Final answer
    x = 2,850.27

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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.