Home / 4,743.02-7,112.07-1,970.26

Finding the Fourth Proportional to 4,743.02, 7,112.07 and 1,970.26

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Solution

The fourth proportional to 4,743.02, 7,112.07 and 1,970.26 is: 2,954.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.02 : 7,112.07 = 1,970.26 : x
  2. Step 2: Convert to fraction form
    4,743.02/7,112.07 = 1,970.26/x
  3. Step 3: Cross multiply
    4,743.02x = 7,112.07 × 1,970.26
  4. Step 4: Simplify right side
    4,743.02x = 14,012,609.26
  5. Step 5: Solve for x
    x = 14,012,609.26/4,743.02
  6. Step 6: Final answer
    x = 2,954.36

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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.