Home / 5,004.48-7,507.76-1,716.80

Finding the Fourth Proportional to 5,004.48, 7,507.76 and 1,716.80

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Solution

The fourth proportional to 5,004.48, 7,507.76 and 1,716.80 is: 2,575.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.48 : 7,507.76 = 1,716.80 : x
  2. Step 2: Convert to fraction form
    5,004.48/7,507.76 = 1,716.80/x
  3. Step 3: Cross multiply
    5,004.48x = 7,507.76 × 1,716.80
  4. Step 4: Simplify right side
    5,004.48x = 12,889,322.37
  5. Step 5: Solve for x
    x = 12,889,322.37/5,004.48
  6. Step 6: Final answer
    x = 2,575.56

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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.