Home / 4,584.80-6,877.65-1,811.75

Finding the Fourth Proportional to 4,584.80, 6,877.65 and 1,811.75

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Solution

The fourth proportional to 4,584.80, 6,877.65 and 1,811.75 is: 2,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,584.80 : 6,877.65 = 1,811.75 : x
  2. Step 2: Convert to fraction form
    4,584.80/6,877.65 = 1,811.75/x
  3. Step 3: Cross multiply
    4,584.80x = 6,877.65 × 1,811.75
  4. Step 4: Simplify right side
    4,584.80x = 12,460,582.39
  5. Step 5: Solve for x
    x = 12,460,582.39/4,584.80
  6. Step 6: Final answer
    x = 2,717.80

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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.