Home / 4,157.22-5,731.44-3,446.40

Finding the Fourth Proportional to 4,157.22, 5,731.44 and 3,446.40

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Solution

The fourth proportional to 4,157.22, 5,731.44 and 3,446.40 is: 4,751.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.22 : 5,731.44 = 3,446.40 : x
  2. Step 2: Convert to fraction form
    4,157.22/5,731.44 = 3,446.40/x
  3. Step 3: Cross multiply
    4,157.22x = 5,731.44 × 3,446.40
  4. Step 4: Simplify right side
    4,157.22x = 19,752,834.82
  5. Step 5: Solve for x
    x = 19,752,834.82/4,157.22
  6. Step 6: Final answer
    x = 4,751.45

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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.