Home / 8,550.86-12,828.09-4,854.80

Finding the Fourth Proportional to 8,550.86, 12,828.09 and 4,854.80

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Solution

The fourth proportional to 8,550.86, 12,828.09 and 4,854.80 is: 7,283.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550.86 : 12,828.09 = 4,854.80 : x
  2. Step 2: Convert to fraction form
    8,550.86/12,828.09 = 4,854.80/x
  3. Step 3: Cross multiply
    8,550.86x = 12,828.09 × 4,854.80
  4. Step 4: Simplify right side
    8,550.86x = 62,277,811.33
  5. Step 5: Solve for x
    x = 62,277,811.33/8,550.86
  6. Step 6: Final answer
    x = 7,283.22

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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.