Home / 4,012.42-6,019.03-1,380.14

Finding the Fourth Proportional to 4,012.42, 6,019.03 and 1,380.14

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Solution

The fourth proportional to 4,012.42, 6,019.03 and 1,380.14 is: 2,070.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.42 : 6,019.03 = 1,380.14 : x
  2. Step 2: Convert to fraction form
    4,012.42/6,019.03 = 1,380.14/x
  3. Step 3: Cross multiply
    4,012.42x = 6,019.03 × 1,380.14
  4. Step 4: Simplify right side
    4,012.42x = 8,307,097.39
  5. Step 5: Solve for x
    x = 8,307,097.39/4,012.42
  6. Step 6: Final answer
    x = 2,070.35

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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.