Home / 3,137.01-4,707.87-2,147.46

Finding the Fourth Proportional to 3,137.01, 4,707.87 and 2,147.46

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Solution

The fourth proportional to 3,137.01, 4,707.87 and 2,147.46 is: 3,222.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.01 : 4,707.87 = 2,147.46 : x
  2. Step 2: Convert to fraction form
    3,137.01/4,707.87 = 2,147.46/x
  3. Step 3: Cross multiply
    3,137.01x = 4,707.87 × 2,147.46
  4. Step 4: Simplify right side
    3,137.01x = 10,109,962.51
  5. Step 5: Solve for x
    x = 10,109,962.51/3,137.01
  6. Step 6: Final answer
    x = 3,222.80

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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.