Home / 8,674.29-13,010.36-2,434.79

Finding the Fourth Proportional to 8,674.29, 13,010.36 and 2,434.79

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Solution

The fourth proportional to 8,674.29, 13,010.36 and 2,434.79 is: 3,651.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674.29 : 13,010.36 = 2,434.79 : x
  2. Step 2: Convert to fraction form
    8,674.29/13,010.36 = 2,434.79/x
  3. Step 3: Cross multiply
    8,674.29x = 13,010.36 × 2,434.79
  4. Step 4: Simplify right side
    8,674.29x = 31,677,514.78
  5. Step 5: Solve for x
    x = 31,677,514.78/8,674.29
  6. Step 6: Final answer
    x = 3,651.89

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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.