Home / 5,140.22-7,093.46-2,902.07

Finding the Fourth Proportional to 5,140.22, 7,093.46 and 2,902.07

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Solution

The fourth proportional to 5,140.22, 7,093.46 and 2,902.07 is: 4,004.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140.22 : 7,093.46 = 2,902.07 : x
  2. Step 2: Convert to fraction form
    5,140.22/7,093.46 = 2,902.07/x
  3. Step 3: Cross multiply
    5,140.22x = 7,093.46 × 2,902.07
  4. Step 4: Simplify right side
    5,140.22x = 20,585,742.45
  5. Step 5: Solve for x
    x = 20,585,742.45/5,140.22
  6. Step 6: Final answer
    x = 4,004.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.