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Finding the Fourth Proportional to 6,903.09, 9,514.90 and 4,883.90

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Solution

The fourth proportional to 6,903.09, 9,514.90 and 4,883.90 is: 6,731.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903.09 : 9,514.90 = 4,883.90 : x
  2. Step 2: Convert to fraction form
    6,903.09/9,514.90 = 4,883.90/x
  3. Step 3: Cross multiply
    6,903.09x = 9,514.90 × 4,883.90
  4. Step 4: Simplify right side
    6,903.09x = 46,469,820.11
  5. Step 5: Solve for x
    x = 46,469,820.11/6,903.09
  6. Step 6: Final answer
    x = 6,731.74

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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.