Home / 4,666.88-6,998.16-2,719.64

Finding the Fourth Proportional to 4,666.88, 6,998.16 and 2,719.64

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Solution

The fourth proportional to 4,666.88, 6,998.16 and 2,719.64 is: 4,078.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,666.88 : 6,998.16 = 2,719.64 : x
  2. Step 2: Convert to fraction form
    4,666.88/6,998.16 = 2,719.64/x
  3. Step 3: Cross multiply
    4,666.88x = 6,998.16 × 2,719.64
  4. Step 4: Simplify right side
    4,666.88x = 19,032,475.86
  5. Step 5: Solve for x
    x = 19,032,475.86/4,666.88
  6. Step 6: Final answer
    x = 4,078.20

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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.