Home / 5,768.06-8,649.35-2,991.96

Finding the Fourth Proportional to 5,768.06, 8,649.35 and 2,991.96

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Solution

The fourth proportional to 5,768.06, 8,649.35 and 2,991.96 is: 4,486.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,768.06 : 8,649.35 = 2,991.96 : x
  2. Step 2: Convert to fraction form
    5,768.06/8,649.35 = 2,991.96/x
  3. Step 3: Cross multiply
    5,768.06x = 8,649.35 × 2,991.96
  4. Step 4: Simplify right side
    5,768.06x = 25,878,509.23
  5. Step 5: Solve for x
    x = 25,878,509.23/5,768.06
  6. Step 6: Final answer
    x = 4,486.52

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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.