Home / 3,086.38-4,627.18-1,525.30

Finding the Fourth Proportional to 3,086.38, 4,627.18 and 1,525.30

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Solution

The fourth proportional to 3,086.38, 4,627.18 and 1,525.30 is: 2,286.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.38 : 4,627.18 = 1,525.30 : x
  2. Step 2: Convert to fraction form
    3,086.38/4,627.18 = 1,525.30/x
  3. Step 3: Cross multiply
    3,086.38x = 4,627.18 × 1,525.30
  4. Step 4: Simplify right side
    3,086.38x = 7,057,837.65
  5. Step 5: Solve for x
    x = 7,057,837.65/3,086.38
  6. Step 6: Final answer
    x = 2,286.77

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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.