Home / 7,799.25-10,763.21-4,262.70

Finding the Fourth Proportional to 7,799.25, 10,763.21 and 4,262.70

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Solution

The fourth proportional to 7,799.25, 10,763.21 and 4,262.70 is: 5,882.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,799.25 : 10,763.21 = 4,262.70 : x
  2. Step 2: Convert to fraction form
    7,799.25/10,763.21 = 4,262.70/x
  3. Step 3: Cross multiply
    7,799.25x = 10,763.21 × 4,262.70
  4. Step 4: Simplify right side
    7,799.25x = 45,880,313.95
  5. Step 5: Solve for x
    x = 45,880,313.95/7,799.25
  6. Step 6: Final answer
    x = 5,882.66

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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.