Home / 2,503.42-3,450.88-1,872.99

Finding the Fourth Proportional to 2,503.42, 3,450.88 and 1,872.99

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Solution

The fourth proportional to 2,503.42, 3,450.88 and 1,872.99 is: 2,581.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,503.42 : 3,450.88 = 1,872.99 : x
  2. Step 2: Convert to fraction form
    2,503.42/3,450.88 = 1,872.99/x
  3. Step 3: Cross multiply
    2,503.42x = 3,450.88 × 1,872.99
  4. Step 4: Simplify right side
    2,503.42x = 6,463,466.07
  5. Step 5: Solve for x
    x = 6,463,466.07/2,503.42
  6. Step 6: Final answer
    x = 2,581.86

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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.