Home / 8,674.80-13,012.26-2,434.85

Finding the Fourth Proportional to 8,674.80, 13,012.26 and 2,434.85

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Solution

The fourth proportional to 8,674.80, 13,012.26 and 2,434.85 is: 3,652.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674.80 : 13,012.26 = 2,434.85 : x
  2. Step 2: Convert to fraction form
    8,674.80/13,012.26 = 2,434.85/x
  3. Step 3: Cross multiply
    8,674.80x = 13,012.26 × 2,434.85
  4. Step 4: Simplify right side
    8,674.80x = 31,682,901.26
  5. Step 5: Solve for x
    x = 31,682,901.26/8,674.80
  6. Step 6: Final answer
    x = 3,652.29

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1.5x scale

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.