Home / 8,495.85-11,723.73-4,718.72

Finding the Fourth Proportional to 8,495.85, 11,723.73 and 4,718.72

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Solution

The fourth proportional to 8,495.85, 11,723.73 and 4,718.72 is: 6,511.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,495.85 : 11,723.73 = 4,718.72 : x
  2. Step 2: Convert to fraction form
    8,495.85/11,723.73 = 4,718.72/x
  3. Step 3: Cross multiply
    8,495.85x = 11,723.73 × 4,718.72
  4. Step 4: Simplify right side
    8,495.85x = 55,320,940.61
  5. Step 5: Solve for x
    x = 55,320,940.61/8,495.85
  6. Step 6: Final answer
    x = 6,511.53

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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.