Home / 3,039.26-4,555.17-1,722.40

Finding the Fourth Proportional to 3,039.26, 4,555.17 and 1,722.40

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Solution

The fourth proportional to 3,039.26, 4,555.17 and 1,722.40 is: 2,581.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.26 : 4,555.17 = 1,722.40 : x
  2. Step 2: Convert to fraction form
    3,039.26/4,555.17 = 1,722.40/x
  3. Step 3: Cross multiply
    3,039.26x = 4,555.17 × 1,722.40
  4. Step 4: Simplify right side
    3,039.26x = 7,845,813.42
  5. Step 5: Solve for x
    x = 7,845,813.42/3,039.26
  6. Step 6: Final answer
    x = 2,581.49

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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.