Home / 8,461.14-12,673.23-3,515.79

Finding the Fourth Proportional to 8,461.14, 12,673.23 and 3,515.79

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Solution

The fourth proportional to 8,461.14, 12,673.23 and 3,515.79 is: 5,266.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,461.14 : 12,673.23 = 3,515.79 : x
  2. Step 2: Convert to fraction form
    8,461.14/12,673.23 = 3,515.79/x
  3. Step 3: Cross multiply
    8,461.14x = 12,673.23 × 3,515.79
  4. Step 4: Simplify right side
    8,461.14x = 44,556,415.30
  5. Step 5: Solve for x
    x = 44,556,415.30/8,461.14
  6. Step 6: Final answer
    x = 5,266.01

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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.