Home / 8,260.25-12,391.47-2,416.77

Finding the Fourth Proportional to 8,260.25, 12,391.47 and 2,416.77

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Solution

The fourth proportional to 8,260.25, 12,391.47 and 2,416.77 is: 3,625.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260.25 : 12,391.47 = 2,416.77 : x
  2. Step 2: Convert to fraction form
    8,260.25/12,391.47 = 2,416.77/x
  3. Step 3: Cross multiply
    8,260.25x = 12,391.47 × 2,416.77
  4. Step 4: Simplify right side
    8,260.25x = 29,947,332.95
  5. Step 5: Solve for x
    x = 29,947,332.95/8,260.25
  6. Step 6: Final answer
    x = 3,625.48

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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.