Home / 4,968.90-7,455.38-2,628.27

Finding the Fourth Proportional to 4,968.90, 7,455.38 and 2,628.27

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Solution

The fourth proportional to 4,968.90, 7,455.38 and 2,628.27 is: 3,943.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.90 : 7,455.38 = 2,628.27 : x
  2. Step 2: Convert to fraction form
    4,968.90/7,455.38 = 2,628.27/x
  3. Step 3: Cross multiply
    4,968.90x = 7,455.38 × 2,628.27
  4. Step 4: Simplify right side
    4,968.90x = 19,594,751.59
  5. Step 5: Solve for x
    x = 19,594,751.59/4,968.90
  6. Step 6: Final answer
    x = 3,943.48

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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.