Home / 4,284.96-5,912.32-2,712.16

Finding the Fourth Proportional to 4,284.96, 5,912.32 and 2,712.16

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Solution

The fourth proportional to 4,284.96, 5,912.32 and 2,712.16 is: 3,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.96 : 5,912.32 = 2,712.16 : x
  2. Step 2: Convert to fraction form
    4,284.96/5,912.32 = 2,712.16/x
  3. Step 3: Cross multiply
    4,284.96x = 5,912.32 × 2,712.16
  4. Step 4: Simplify right side
    4,284.96x = 16,035,157.81
  5. Step 5: Solve for x
    x = 16,035,157.81/4,284.96
  6. Step 6: Final answer
    x = 3,742.20

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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.