Home / 8,505.61-11,738.27-4,729.62

Finding the Fourth Proportional to 8,505.61, 11,738.27 and 4,729.62

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Solution

The fourth proportional to 8,505.61, 11,738.27 and 4,729.62 is: 6,527.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,505.61 : 11,738.27 = 4,729.62 : x
  2. Step 2: Convert to fraction form
    8,505.61/11,738.27 = 4,729.62/x
  3. Step 3: Cross multiply
    8,505.61x = 11,738.27 × 4,729.62
  4. Step 4: Simplify right side
    8,505.61x = 55,517,486.75
  5. Step 5: Solve for x
    x = 55,517,486.75/8,505.61
  6. Step 6: Final answer
    x = 6,527.16

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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.