Home / 11,293.82-15,583.90-6,256.80

Finding the Fourth Proportional to 11,293.82, 15,583.90 and 6,256.80

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Solution

The fourth proportional to 11,293.82, 15,583.90 and 6,256.80 is: 8,633.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,293.82 : 15,583.90 = 6,256.80 : x
  2. Step 2: Convert to fraction form
    11,293.82/15,583.90 = 6,256.80/x
  3. Step 3: Cross multiply
    11,293.82x = 15,583.90 × 6,256.80
  4. Step 4: Simplify right side
    11,293.82x = 97,505,345.52
  5. Step 5: Solve for x
    x = 97,505,345.52/11,293.82
  6. Step 6: Final answer
    x = 8,633.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.