Home / 7,750.50-11,625.71-4,295.06

Finding the Fourth Proportional to 7,750.50, 11,625.71 and 4,295.06

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Solution

The fourth proportional to 7,750.50, 11,625.71 and 4,295.06 is: 6,442.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.50 : 11,625.71 = 4,295.06 : x
  2. Step 2: Convert to fraction form
    7,750.50/11,625.71 = 4,295.06/x
  3. Step 3: Cross multiply
    7,750.50x = 11,625.71 × 4,295.06
  4. Step 4: Simplify right side
    7,750.50x = 49,933,121.99
  5. Step 5: Solve for x
    x = 49,933,121.99/7,750.50
  6. Step 6: Final answer
    x = 6,442.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.