Home / 3,051.90-4,211.37-1,725.84

Finding the Fourth Proportional to 3,051.90, 4,211.37 and 1,725.84

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Solution

The fourth proportional to 3,051.90, 4,211.37 and 1,725.84 is: 2,381.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.90 : 4,211.37 = 1,725.84 : x
  2. Step 2: Convert to fraction form
    3,051.90/4,211.37 = 1,725.84/x
  3. Step 3: Cross multiply
    3,051.90x = 4,211.37 × 1,725.84
  4. Step 4: Simplify right side
    3,051.90x = 7,268,150.80
  5. Step 5: Solve for x
    x = 7,268,150.80/3,051.90
  6. Step 6: Final answer
    x = 2,381.52

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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.