Home / 7,380.03-11,073.51-3,682.55

Finding the Fourth Proportional to 7,380.03, 11,073.51 and 3,682.55

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Solution

The fourth proportional to 7,380.03, 11,073.51 and 3,682.55 is: 5,525.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.03 : 11,073.51 = 3,682.55 : x
  2. Step 2: Convert to fraction form
    7,380.03/11,073.51 = 3,682.55/x
  3. Step 3: Cross multiply
    7,380.03x = 11,073.51 × 3,682.55
  4. Step 4: Simplify right side
    7,380.03x = 40,778,719.65
  5. Step 5: Solve for x
    x = 40,778,719.65/7,380.03
  6. Step 6: Final answer
    x = 5,525.55

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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.