Home / 1,824.09-2,515.05-1,265.04

Finding the Fourth Proportional to 1,824.09, 2,515.05 and 1,265.04

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Solution

The fourth proportional to 1,824.09, 2,515.05 and 1,265.04 is: 1,744.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.09 : 2,515.05 = 1,265.04 : x
  2. Step 2: Convert to fraction form
    1,824.09/2,515.05 = 1,265.04/x
  3. Step 3: Cross multiply
    1,824.09x = 2,515.05 × 1,265.04
  4. Step 4: Simplify right side
    1,824.09x = 3,181,638.85
  5. Step 5: Solve for x
    x = 3,181,638.85/1,824.09
  6. Step 6: Final answer
    x = 1,744.23

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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.