Home / 5,085.09-7,627.64-1,622.25

Finding the Fourth Proportional to 5,085.09, 7,627.64 and 1,622.25

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Solution

The fourth proportional to 5,085.09, 7,627.64 and 1,622.25 is: 2,433.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085.09 : 7,627.64 = 1,622.25 : x
  2. Step 2: Convert to fraction form
    5,085.09/7,627.64 = 1,622.25/x
  3. Step 3: Cross multiply
    5,085.09x = 7,627.64 × 1,622.25
  4. Step 4: Simplify right side
    5,085.09x = 12,373,930.88
  5. Step 5: Solve for x
    x = 12,373,930.88/5,085.09
  6. Step 6: Final answer
    x = 2,433.38

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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.