Home / 2,782.28-4,173.54-1,051.04

Finding the Fourth Proportional to 2,782.28, 4,173.54 and 1,051.04

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Solution

The fourth proportional to 2,782.28, 4,173.54 and 1,051.04 is: 1,576.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782.28 : 4,173.54 = 1,051.04 : x
  2. Step 2: Convert to fraction form
    2,782.28/4,173.54 = 1,051.04/x
  3. Step 3: Cross multiply
    2,782.28x = 4,173.54 × 1,051.04
  4. Step 4: Simplify right side
    2,782.28x = 4,386,557.48
  5. Step 5: Solve for x
    x = 4,386,557.48/2,782.28
  6. Step 6: Final answer
    x = 1,576.61

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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.