Home / 9,679.64-14,513.41-4,055.79

Finding the Fourth Proportional to 9,679.64, 14,513.41 and 4,055.79

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Solution

The fourth proportional to 9,679.64, 14,513.41 and 4,055.79 is: 6,081.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,679.64 : 14,513.41 = 4,055.79 : x
  2. Step 2: Convert to fraction form
    9,679.64/14,513.41 = 4,055.79/x
  3. Step 3: Cross multiply
    9,679.64x = 14,513.41 × 4,055.79
  4. Step 4: Simplify right side
    9,679.64x = 58,863,343.14
  5. Step 5: Solve for x
    x = 58,863,343.14/9,679.64
  6. Step 6: Final answer
    x = 6,081.15

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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.