Home / 4,975.08-7,448.70-2,661.48

Finding the Fourth Proportional to 4,975.08, 7,448.70 and 2,661.48

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Solution

The fourth proportional to 4,975.08, 7,448.70 and 2,661.48 is: 3,984.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.08 : 7,448.70 = 2,661.48 : x
  2. Step 2: Convert to fraction form
    4,975.08/7,448.70 = 2,661.48/x
  3. Step 3: Cross multiply
    4,975.08x = 7,448.70 × 2,661.48
  4. Step 4: Simplify right side
    4,975.08x = 19,824,566.08
  5. Step 5: Solve for x
    x = 19,824,566.08/4,975.08
  6. Step 6: Final answer
    x = 3,984.77

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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.