Home / 4,220.03-6,329.75-1,754.80

Finding the Fourth Proportional to 4,220.03, 6,329.75 and 1,754.80

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Solution

The fourth proportional to 4,220.03, 6,329.75 and 1,754.80 is: 2,632.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.03 : 6,329.75 = 1,754.80 : x
  2. Step 2: Convert to fraction form
    4,220.03/6,329.75 = 1,754.80/x
  3. Step 3: Cross multiply
    4,220.03x = 6,329.75 × 1,754.80
  4. Step 4: Simplify right side
    4,220.03x = 11,107,420.70
  5. Step 5: Solve for x
    x = 11,107,420.70/4,220.03
  6. Step 6: Final answer
    x = 2,632.07

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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.