Home / 7,047.60-10,571.87-2,117.26

Finding the Fourth Proportional to 7,047.60, 10,571.87 and 2,117.26

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Solution

The fourth proportional to 7,047.60, 10,571.87 and 2,117.26 is: 3,176.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047.60 : 10,571.87 = 2,117.26 : x
  2. Step 2: Convert to fraction form
    7,047.60/10,571.87 = 2,117.26/x
  3. Step 3: Cross multiply
    7,047.60x = 10,571.87 × 2,117.26
  4. Step 4: Simplify right side
    7,047.60x = 22,383,397.48
  5. Step 5: Solve for x
    x = 22,383,397.48/7,047.60
  6. Step 6: Final answer
    x = 3,176.03

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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.