Home / 4,495.49-6,742.94-2,157.15

Finding the Fourth Proportional to 4,495.49, 6,742.94 and 2,157.15

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Solution

The fourth proportional to 4,495.49, 6,742.94 and 2,157.15 is: 3,235.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,495.49 : 6,742.94 = 2,157.15 : x
  2. Step 2: Convert to fraction form
    4,495.49/6,742.94 = 2,157.15/x
  3. Step 3: Cross multiply
    4,495.49x = 6,742.94 × 2,157.15
  4. Step 4: Simplify right side
    4,495.49x = 14,545,522.24
  5. Step 5: Solve for x
    x = 14,545,522.24/4,495.49
  6. Step 6: Final answer
    x = 3,235.58

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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.