Home / 4,743.51-7,115.27-1,456.56

Finding the Fourth Proportional to 4,743.51, 7,115.27 and 1,456.56

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Solution

The fourth proportional to 4,743.51, 7,115.27 and 1,456.56 is: 2,184.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.51 : 7,115.27 = 1,456.56 : x
  2. Step 2: Convert to fraction form
    4,743.51/7,115.27 = 1,456.56/x
  3. Step 3: Cross multiply
    4,743.51x = 7,115.27 × 1,456.56
  4. Step 4: Simplify right side
    4,743.51x = 10,363,794.47
  5. Step 5: Solve for x
    x = 10,363,794.47/4,743.51
  6. Step 6: Final answer
    x = 2,184.84

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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.