Home / 5,682.81-8,524.26-1,985.03

Finding the Fourth Proportional to 5,682.81, 8,524.26 and 1,985.03

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Solution

The fourth proportional to 5,682.81, 8,524.26 and 1,985.03 is: 2,977.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,682.81 : 8,524.26 = 1,985.03 : x
  2. Step 2: Convert to fraction form
    5,682.81/8,524.26 = 1,985.03/x
  3. Step 3: Cross multiply
    5,682.81x = 8,524.26 × 1,985.03
  4. Step 4: Simplify right side
    5,682.81x = 16,920,911.83
  5. Step 5: Solve for x
    x = 16,920,911.83/5,682.81
  6. Step 6: Final answer
    x = 2,977.56

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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.