Home / 6,719.64-9,277.26-4,330.46

Finding the Fourth Proportional to 6,719.64, 9,277.26 and 4,330.46

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Solution

The fourth proportional to 6,719.64, 9,277.26 and 4,330.46 is: 5,978.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.64 : 9,277.26 = 4,330.46 : x
  2. Step 2: Convert to fraction form
    6,719.64/9,277.26 = 4,330.46/x
  3. Step 3: Cross multiply
    6,719.64x = 9,277.26 × 4,330.46
  4. Step 4: Simplify right side
    6,719.64x = 40,174,803.34
  5. Step 5: Solve for x
    x = 40,174,803.34/6,719.64
  6. Step 6: Final answer
    x = 5,978.71

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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.