Home / 7,622.26-11,435.55-2,428.54

Finding the Fourth Proportional to 7,622.26, 11,435.55 and 2,428.54

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Solution

The fourth proportional to 7,622.26, 11,435.55 and 2,428.54 is: 3,643.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,622.26 : 11,435.55 = 2,428.54 : x
  2. Step 2: Convert to fraction form
    7,622.26/11,435.55 = 2,428.54/x
  3. Step 3: Cross multiply
    7,622.26x = 11,435.55 × 2,428.54
  4. Step 4: Simplify right side
    7,622.26x = 27,771,690.60
  5. Step 5: Solve for x
    x = 27,771,690.60/7,622.26
  6. Step 6: Final answer
    x = 3,643.50

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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.