Home / 2,522.25-3,483.99-1,939.98

Finding the Fourth Proportional to 2,522.25, 3,483.99 and 1,939.98

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Solution

The fourth proportional to 2,522.25, 3,483.99 and 1,939.98 is: 2,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522.25 : 3,483.99 = 1,939.98 : x
  2. Step 2: Convert to fraction form
    2,522.25/3,483.99 = 1,939.98/x
  3. Step 3: Cross multiply
    2,522.25x = 3,483.99 × 1,939.98
  4. Step 4: Simplify right side
    2,522.25x = 6,758,870.92
  5. Step 5: Solve for x
    x = 6,758,870.92/2,522.25
  6. Step 6: Final answer
    x = 2,679.70

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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.