Home / 6,415.33-9,621.51-2,031.97

Finding the Fourth Proportional to 6,415.33, 9,621.51 and 2,031.97

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Solution

The fourth proportional to 6,415.33, 9,621.51 and 2,031.97 is: 3,047.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,415.33 : 9,621.51 = 2,031.97 : x
  2. Step 2: Convert to fraction form
    6,415.33/9,621.51 = 2,031.97/x
  3. Step 3: Cross multiply
    6,415.33x = 9,621.51 × 2,031.97
  4. Step 4: Simplify right side
    6,415.33x = 19,550,619.67
  5. Step 5: Solve for x
    x = 19,550,619.67/6,415.33
  6. Step 6: Final answer
    x = 3,047.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.