Home / 12,584.76-18,877.77-4,794.18

Finding the Fourth Proportional to 12,584.76, 18,877.77 and 4,794.18

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Solution

The fourth proportional to 12,584.76, 18,877.77 and 4,794.18 is: 7,191.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584.76 : 18,877.77 = 4,794.18 : x
  2. Step 2: Convert to fraction form
    12,584.76/18,877.77 = 4,794.18/x
  3. Step 3: Cross multiply
    12,584.76x = 18,877.77 × 4,794.18
  4. Step 4: Simplify right side
    12,584.76x = 90,503,427.38
  5. Step 5: Solve for x
    x = 90,503,427.38/12,584.76
  6. Step 6: Final answer
    x = 7,191.51

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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.