Home / 5,357.30-8,039.36-2,893.82

Finding the Fourth Proportional to 5,357.30, 8,039.36 and 2,893.82

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Solution

The fourth proportional to 5,357.30, 8,039.36 and 2,893.82 is: 4,342.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.30 : 8,039.36 = 2,893.82 : x
  2. Step 2: Convert to fraction form
    5,357.30/8,039.36 = 2,893.82/x
  3. Step 3: Cross multiply
    5,357.30x = 8,039.36 × 2,893.82
  4. Step 4: Simplify right side
    5,357.30x = 23,264,460.76
  5. Step 5: Solve for x
    x = 23,264,460.76/5,357.30
  6. Step 6: Final answer
    x = 4,342.57

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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.