Home / 4,991.25-7,486.86-2,522.67

Finding the Fourth Proportional to 4,991.25, 7,486.86 and 2,522.67

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Solution

The fourth proportional to 4,991.25, 7,486.86 and 2,522.67 is: 3,784.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991.25 : 7,486.86 = 2,522.67 : x
  2. Step 2: Convert to fraction form
    4,991.25/7,486.86 = 2,522.67/x
  3. Step 3: Cross multiply
    4,991.25x = 7,486.86 × 2,522.67
  4. Step 4: Simplify right side
    4,991.25x = 18,886,877.12
  5. Step 5: Solve for x
    x = 18,886,877.12/4,991.25
  6. Step 6: Final answer
    x = 3,784.00

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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.