Home / 4,012.68-6,019.33-1,239.34

Finding the Fourth Proportional to 4,012.68, 6,019.33 and 1,239.34

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Solution

The fourth proportional to 4,012.68, 6,019.33 and 1,239.34 is: 1,859.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.68 : 6,019.33 = 1,239.34 : x
  2. Step 2: Convert to fraction form
    4,012.68/6,019.33 = 1,239.34/x
  3. Step 3: Cross multiply
    4,012.68x = 6,019.33 × 1,239.34
  4. Step 4: Simplify right side
    4,012.68x = 7,459,996.44
  5. Step 5: Solve for x
    x = 7,459,996.44/4,012.68
  6. Step 6: Final answer
    x = 1,859.11

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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.