Home / 9,719.79-14,576.75-2,698.11

Finding the Fourth Proportional to 9,719.79, 14,576.75 and 2,698.11

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Solution

The fourth proportional to 9,719.79, 14,576.75 and 2,698.11 is: 4,046.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,719.79 : 14,576.75 = 2,698.11 : x
  2. Step 2: Convert to fraction form
    9,719.79/14,576.75 = 2,698.11/x
  3. Step 3: Cross multiply
    9,719.79x = 14,576.75 × 2,698.11
  4. Step 4: Simplify right side
    9,719.79x = 39,329,674.94
  5. Step 5: Solve for x
    x = 39,329,674.94/9,719.79
  6. Step 6: Final answer
    x = 4,046.35

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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.