Home / 3,410.19-5,108.60-1,767.81

Finding the Fourth Proportional to 3,410.19, 5,108.60 and 1,767.81

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Solution

The fourth proportional to 3,410.19, 5,108.60 and 1,767.81 is: 2,648.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.19 : 5,108.60 = 1,767.81 : x
  2. Step 2: Convert to fraction form
    3,410.19/5,108.60 = 1,767.81/x
  3. Step 3: Cross multiply
    3,410.19x = 5,108.60 × 1,767.81
  4. Step 4: Simplify right side
    3,410.19x = 9,031,025.33
  5. Step 5: Solve for x
    x = 9,031,025.33/3,410.19
  6. Step 6: Final answer
    x = 2,648.25

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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.