Home / 2,090.61-3,136.32-1,050.84

Finding the Fourth Proportional to 2,090.61, 3,136.32 and 1,050.84

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Solution

The fourth proportional to 2,090.61, 3,136.32 and 1,050.84 is: 1,576.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.61 : 3,136.32 = 1,050.84 : x
  2. Step 2: Convert to fraction form
    2,090.61/3,136.32 = 1,050.84/x
  3. Step 3: Cross multiply
    2,090.61x = 3,136.32 × 1,050.84
  4. Step 4: Simplify right side
    2,090.61x = 3,295,770.51
  5. Step 5: Solve for x
    x = 3,295,770.51/2,090.61
  6. Step 6: Final answer
    x = 1,576.46

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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.