Home / 9,340.79-14,006.32-2,766.09

Finding the Fourth Proportional to 9,340.79, 14,006.32 and 2,766.09

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Solution

The fourth proportional to 9,340.79, 14,006.32 and 2,766.09 is: 4,147.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,340.79 : 14,006.32 = 2,766.09 : x
  2. Step 2: Convert to fraction form
    9,340.79/14,006.32 = 2,766.09/x
  3. Step 3: Cross multiply
    9,340.79x = 14,006.32 × 2,766.09
  4. Step 4: Simplify right side
    9,340.79x = 38,742,741.69
  5. Step 5: Solve for x
    x = 38,742,741.69/9,340.79
  6. Step 6: Final answer
    x = 4,147.69

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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.