Home / 4,739.92-6,542.47-2,971.49

Finding the Fourth Proportional to 4,739.92, 6,542.47 and 2,971.49

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Solution

The fourth proportional to 4,739.92, 6,542.47 and 2,971.49 is: 4,101.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.92 : 6,542.47 = 2,971.49 : x
  2. Step 2: Convert to fraction form
    4,739.92/6,542.47 = 2,971.49/x
  3. Step 3: Cross multiply
    4,739.92x = 6,542.47 × 2,971.49
  4. Step 4: Simplify right side
    4,739.92x = 19,440,855.18
  5. Step 5: Solve for x
    x = 19,440,855.18/4,739.92
  6. Step 6: Final answer
    x = 4,101.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.