Home / 4,098.09-6,142.32-1,902.19

Finding the Fourth Proportional to 4,098.09, 6,142.32 and 1,902.19

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Solution

The fourth proportional to 4,098.09, 6,142.32 and 1,902.19 is: 2,851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098.09 : 6,142.32 = 1,902.19 : x
  2. Step 2: Convert to fraction form
    4,098.09/6,142.32 = 1,902.19/x
  3. Step 3: Cross multiply
    4,098.09x = 6,142.32 × 1,902.19
  4. Step 4: Simplify right side
    4,098.09x = 11,683,859.68
  5. Step 5: Solve for x
    x = 11,683,859.68/4,098.09
  6. Step 6: Final answer
    x = 2,851.05

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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.