Home / 4,572.36-6,300.72-3,172.68

Finding the Fourth Proportional to 4,572.36, 6,300.72 and 3,172.68

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Solution

The fourth proportional to 4,572.36, 6,300.72 and 3,172.68 is: 4,371.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.36 : 6,300.72 = 3,172.68 : x
  2. Step 2: Convert to fraction form
    4,572.36/6,300.72 = 3,172.68/x
  3. Step 3: Cross multiply
    4,572.36x = 6,300.72 × 3,172.68
  4. Step 4: Simplify right side
    4,572.36x = 19,990,168.33
  5. Step 5: Solve for x
    x = 19,990,168.33/4,572.36
  6. Step 6: Final answer
    x = 4,371.96

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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.