Home / 5,525.68-8,286.80-1,827.08

Finding the Fourth Proportional to 5,525.68, 8,286.80 and 1,827.08

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Solution

The fourth proportional to 5,525.68, 8,286.80 and 1,827.08 is: 2,740.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525.68 : 8,286.80 = 1,827.08 : x
  2. Step 2: Convert to fraction form
    5,525.68/8,286.80 = 1,827.08/x
  3. Step 3: Cross multiply
    5,525.68x = 8,286.80 × 1,827.08
  4. Step 4: Simplify right side
    5,525.68x = 15,140,646.54
  5. Step 5: Solve for x
    x = 15,140,646.54/5,525.68
  6. Step 6: Final answer
    x = 2,740.05

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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.