Home / 3,046.35-4,204.07-1,720.29

Finding the Fourth Proportional to 3,046.35, 4,204.07 and 1,720.29

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Solution

The fourth proportional to 3,046.35, 4,204.07 and 1,720.29 is: 2,374.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,046.35 : 4,204.07 = 1,720.29 : x
  2. Step 2: Convert to fraction form
    3,046.35/4,204.07 = 1,720.29/x
  3. Step 3: Cross multiply
    3,046.35x = 4,204.07 × 1,720.29
  4. Step 4: Simplify right side
    3,046.35x = 7,232,219.58
  5. Step 5: Solve for x
    x = 7,232,219.58/3,046.35
  6. Step 6: Final answer
    x = 2,374.06

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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.