Home / 5,525.51-8,286.50-1,827.05

Finding the Fourth Proportional to 5,525.51, 8,286.50 and 1,827.05

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Solution

The fourth proportional to 5,525.51, 8,286.50 and 1,827.05 is: 2,739.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525.51 : 8,286.50 = 1,827.05 : x
  2. Step 2: Convert to fraction form
    5,525.51/8,286.50 = 1,827.05/x
  3. Step 3: Cross multiply
    5,525.51x = 8,286.50 × 1,827.05
  4. Step 4: Simplify right side
    5,525.51x = 15,139,799.26
  5. Step 5: Solve for x
    x = 15,139,799.26/5,525.51
  6. Step 6: Final answer
    x = 2,739.98

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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.