Home / 10,366.44-15,555.23-4,522.70

Finding the Fourth Proportional to 10,366.44, 15,555.23 and 4,522.70

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Solution

The fourth proportional to 10,366.44, 15,555.23 and 4,522.70 is: 6,786.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.44 : 15,555.23 = 4,522.70 : x
  2. Step 2: Convert to fraction form
    10,366.44/15,555.23 = 4,522.70/x
  3. Step 3: Cross multiply
    10,366.44x = 15,555.23 × 4,522.70
  4. Step 4: Simplify right side
    10,366.44x = 70,351,538.33
  5. Step 5: Solve for x
    x = 70,351,538.33/10,366.44
  6. Step 6: Final answer
    x = 6,786.47

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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.