Home / 6,512.27-8,980.21-5,571.18

Finding the Fourth Proportional to 6,512.27, 8,980.21 and 5,571.18

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Solution

The fourth proportional to 6,512.27, 8,980.21 and 5,571.18 is: 7,682.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,512.27 : 8,980.21 = 5,571.18 : x
  2. Step 2: Convert to fraction form
    6,512.27/8,980.21 = 5,571.18/x
  3. Step 3: Cross multiply
    6,512.27x = 8,980.21 × 5,571.18
  4. Step 4: Simplify right side
    6,512.27x = 50,030,366.35
  5. Step 5: Solve for x
    x = 50,030,366.35/6,512.27
  6. Step 6: Final answer
    x = 7,682.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.