Home / 12,858.95-19,289.97-4,537.25

Finding the Fourth Proportional to 12,858.95, 19,289.97 and 4,537.25

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Solution

The fourth proportional to 12,858.95, 19,289.97 and 4,537.25 is: 6,806.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,858.95 : 19,289.97 = 4,537.25 : x
  2. Step 2: Convert to fraction form
    12,858.95/19,289.97 = 4,537.25/x
  3. Step 3: Cross multiply
    12,858.95x = 19,289.97 × 4,537.25
  4. Step 4: Simplify right side
    12,858.95x = 87,523,392.27
  5. Step 5: Solve for x
    x = 87,523,392.27/12,858.95
  6. Step 6: Final answer
    x = 6,806.42

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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.