Home / 3,072.53-4,239.96-1,746.32

Finding the Fourth Proportional to 3,072.53, 4,239.96 and 1,746.32

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Solution

The fourth proportional to 3,072.53, 4,239.96 and 1,746.32 is: 2,409.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072.53 : 4,239.96 = 1,746.32 : x
  2. Step 2: Convert to fraction form
    3,072.53/4,239.96 = 1,746.32/x
  3. Step 3: Cross multiply
    3,072.53x = 4,239.96 × 1,746.32
  4. Step 4: Simplify right side
    3,072.53x = 7,404,305.75
  5. Step 5: Solve for x
    x = 7,404,305.75/3,072.53
  6. Step 6: Final answer
    x = 2,409.84

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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.