Home / 6,750.64-10,127.48-2,071.07

Finding the Fourth Proportional to 6,750.64, 10,127.48 and 2,071.07

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Solution

The fourth proportional to 6,750.64, 10,127.48 and 2,071.07 is: 3,107.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750.64 : 10,127.48 = 2,071.07 : x
  2. Step 2: Convert to fraction form
    6,750.64/10,127.48 = 2,071.07/x
  3. Step 3: Cross multiply
    6,750.64x = 10,127.48 × 2,071.07
  4. Step 4: Simplify right side
    6,750.64x = 20,974,708.64
  5. Step 5: Solve for x
    x = 20,974,708.64/6,750.64
  6. Step 6: Final answer
    x = 3,107.07

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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.