Home / 4,743.84-7,115.77-1,456.91

Finding the Fourth Proportional to 4,743.84, 7,115.77 and 1,456.91

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Solution

The fourth proportional to 4,743.84, 7,115.77 and 1,456.91 is: 2,185.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.84 : 7,115.77 = 1,456.91 : x
  2. Step 2: Convert to fraction form
    4,743.84/7,115.77 = 1,456.91/x
  3. Step 3: Cross multiply
    4,743.84x = 7,115.77 × 1,456.91
  4. Step 4: Simplify right side
    4,743.84x = 10,367,053.51
  5. Step 5: Solve for x
    x = 10,367,053.51/4,743.84
  6. Step 6: Final answer
    x = 2,185.37

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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.