Home / 7,093.36-10,640.28-2,711.20

Finding the Fourth Proportional to 7,093.36, 10,640.28 and 2,711.20

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Solution

The fourth proportional to 7,093.36, 10,640.28 and 2,711.20 is: 4,066.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,093.36 : 10,640.28 = 2,711.20 : x
  2. Step 2: Convert to fraction form
    7,093.36/10,640.28 = 2,711.20/x
  3. Step 3: Cross multiply
    7,093.36x = 10,640.28 × 2,711.20
  4. Step 4: Simplify right side
    7,093.36x = 28,847,927.14
  5. Step 5: Solve for x
    x = 28,847,927.14/7,093.36
  6. Step 6: Final answer
    x = 4,066.89

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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.