Home / 8,259.63-12,391.26-2,416.69

Finding the Fourth Proportional to 8,259.63, 12,391.26 and 2,416.69

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Solution

The fourth proportional to 8,259.63, 12,391.26 and 2,416.69 is: 3,625.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.63 : 12,391.26 = 2,416.69 : x
  2. Step 2: Convert to fraction form
    8,259.63/12,391.26 = 2,416.69/x
  3. Step 3: Cross multiply
    8,259.63x = 12,391.26 × 2,416.69
  4. Step 4: Simplify right side
    8,259.63x = 29,945,834.13
  5. Step 5: Solve for x
    x = 29,945,834.13/8,259.63
  6. Step 6: Final answer
    x = 3,625.57

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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.