Home / 6,431.13-9,646.57-2,048.52

Finding the Fourth Proportional to 6,431.13, 9,646.57 and 2,048.52

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Solution

The fourth proportional to 6,431.13, 9,646.57 and 2,048.52 is: 3,072.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,431.13 : 9,646.57 = 2,048.52 : x
  2. Step 2: Convert to fraction form
    6,431.13/9,646.57 = 2,048.52/x
  3. Step 3: Cross multiply
    6,431.13x = 9,646.57 × 2,048.52
  4. Step 4: Simplify right side
    6,431.13x = 19,761,181.33
  5. Step 5: Solve for x
    x = 19,761,181.33/6,431.13
  6. Step 6: Final answer
    x = 3,072.74

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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.