Home / 7,042.26-10,555.78-4,578.84

Finding the Fourth Proportional to 7,042.26, 10,555.78 and 4,578.84

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Solution

The fourth proportional to 7,042.26, 10,555.78 and 4,578.84 is: 6,863.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,042.26 : 10,555.78 = 4,578.84 : x
  2. Step 2: Convert to fraction form
    7,042.26/10,555.78 = 4,578.84/x
  3. Step 3: Cross multiply
    7,042.26x = 10,555.78 × 4,578.84
  4. Step 4: Simplify right side
    7,042.26x = 48,333,227.70
  5. Step 5: Solve for x
    x = 48,333,227.70/7,042.26
  6. Step 6: Final answer
    x = 6,863.31

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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.