Home / 6,719.99-10,071.75-5,071.37

Finding the Fourth Proportional to 6,719.99, 10,071.75 and 5,071.37

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Solution

The fourth proportional to 6,719.99, 10,071.75 and 5,071.37 is: 7,600.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.99 : 10,071.75 = 5,071.37 : x
  2. Step 2: Convert to fraction form
    6,719.99/10,071.75 = 5,071.37/x
  3. Step 3: Cross multiply
    6,719.99x = 10,071.75 × 5,071.37
  4. Step 4: Simplify right side
    6,719.99x = 51,077,570.80
  5. Step 5: Solve for x
    x = 51,077,570.80/6,719.99
  6. Step 6: Final answer
    x = 7,600.84

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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.