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Finding the Fourth Proportional to 2,014.07, 3,019.86 and 627.02

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Solution

The fourth proportional to 2,014.07, 3,019.86 and 627.02 is: 940.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014.07 : 3,019.86 = 627.02 : x
  2. Step 2: Convert to fraction form
    2,014.07/3,019.86 = 627.02/x
  3. Step 3: Cross multiply
    2,014.07x = 3,019.86 × 627.02
  4. Step 4: Simplify right side
    2,014.07x = 1,893,497.52
  5. Step 5: Solve for x
    x = 1,893,497.52/2,014.07
  6. Step 6: Final answer
    x = 940.13

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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.