Home / 4,744.14-7,117.02-2,112.60

Finding the Fourth Proportional to 4,744.14, 7,117.02 and 2,112.60

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Solution

The fourth proportional to 4,744.14, 7,117.02 and 2,112.60 is: 3,169.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,744.14 : 7,117.02 = 2,112.60 : x
  2. Step 2: Convert to fraction form
    4,744.14/7,117.02 = 2,112.60/x
  3. Step 3: Cross multiply
    4,744.14x = 7,117.02 × 2,112.60
  4. Step 4: Simplify right side
    4,744.14x = 15,035,416.45
  5. Step 5: Solve for x
    x = 15,035,416.45/4,744.14
  6. Step 6: Final answer
    x = 3,169.26

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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.