Home / 5,985.84-8,982.86-2,090.23

Finding the Fourth Proportional to 5,985.84, 8,982.86 and 2,090.23

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Solution

The fourth proportional to 5,985.84, 8,982.86 and 2,090.23 is: 3,136.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.84 : 8,982.86 = 2,090.23 : x
  2. Step 2: Convert to fraction form
    5,985.84/8,982.86 = 2,090.23/x
  3. Step 3: Cross multiply
    5,985.84x = 8,982.86 × 2,090.23
  4. Step 4: Simplify right side
    5,985.84x = 18,776,243.46
  5. Step 5: Solve for x
    x = 18,776,243.46/5,985.84
  6. Step 6: Final answer
    x = 3,136.78

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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.