Home / 4,743.33-7,117.56-1,971.91

Finding the Fourth Proportional to 4,743.33, 7,117.56 and 1,971.91

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Solution

The fourth proportional to 4,743.33, 7,117.56 and 1,971.91 is: 2,958.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.33 : 7,117.56 = 1,971.91 : x
  2. Step 2: Convert to fraction form
    4,743.33/7,117.56 = 1,971.91/x
  3. Step 3: Cross multiply
    4,743.33x = 7,117.56 × 1,971.91
  4. Step 4: Simplify right side
    4,743.33x = 14,035,196.64
  5. Step 5: Solve for x
    x = 14,035,196.64/4,743.33
  6. Step 6: Final answer
    x = 2,958.94

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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.