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Finding the Fourth Proportional to 3,611.03, 4,983.47 and 2,017.99

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Solution

The fourth proportional to 3,611.03, 4,983.47 and 2,017.99 is: 2,784.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.03 : 4,983.47 = 2,017.99 : x
  2. Step 2: Convert to fraction form
    3,611.03/4,983.47 = 2,017.99/x
  3. Step 3: Cross multiply
    3,611.03x = 4,983.47 × 2,017.99
  4. Step 4: Simplify right side
    3,611.03x = 10,056,593.67
  5. Step 5: Solve for x
    x = 10,056,593.67/3,611.03
  6. Step 6: Final answer
    x = 2,784.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.