Home / 4,412.36-6,621.76-3,375.36

Finding the Fourth Proportional to 4,412.36, 6,621.76 and 3,375.36

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Solution

The fourth proportional to 4,412.36, 6,621.76 and 3,375.36 is: 5,065.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.36 : 6,621.76 = 3,375.36 : x
  2. Step 2: Convert to fraction form
    4,412.36/6,621.76 = 3,375.36/x
  3. Step 3: Cross multiply
    4,412.36x = 6,621.76 × 3,375.36
  4. Step 4: Simplify right side
    4,412.36x = 22,350,823.83
  5. Step 5: Solve for x
    x = 22,350,823.83/4,412.36
  6. Step 6: Final answer
    x = 5,065.50

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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.