Home / 6,366.43-8,785.56-3,571.93

Finding the Fourth Proportional to 6,366.43, 8,785.56 and 3,571.93

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Solution

The fourth proportional to 6,366.43, 8,785.56 and 3,571.93 is: 4,929.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,366.43 : 8,785.56 = 3,571.93 : x
  2. Step 2: Convert to fraction form
    6,366.43/8,785.56 = 3,571.93/x
  3. Step 3: Cross multiply
    6,366.43x = 8,785.56 × 3,571.93
  4. Step 4: Simplify right side
    6,366.43x = 31,381,405.33
  5. Step 5: Solve for x
    x = 31,381,405.33/6,366.43
  6. Step 6: Final answer
    x = 4,929.20

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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.