Home / 8,074.28-11,126.63-6,188.00

Finding the Fourth Proportional to 8,074.28, 11,126.63 and 6,188.00

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Solution

The fourth proportional to 8,074.28, 11,126.63 and 6,188.00 is: 8,527.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,074.28 : 11,126.63 = 6,188.00 : x
  2. Step 2: Convert to fraction form
    8,074.28/11,126.63 = 6,188.00/x
  3. Step 3: Cross multiply
    8,074.28x = 11,126.63 × 6,188.00
  4. Step 4: Simplify right side
    8,074.28x = 68,851,546.28
  5. Step 5: Solve for x
    x = 68,851,546.28/8,074.28
  6. Step 6: Final answer
    x = 8,527.26

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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.