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Finding the Fourth Proportional to 9,959.88, 13,748.58 and 6,183.84

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Solution

The fourth proportional to 9,959.88, 13,748.58 and 6,183.84 is: 8,536.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,959.88 : 13,748.58 = 6,183.84 : x
  2. Step 2: Convert to fraction form
    9,959.88/13,748.58 = 6,183.84/x
  3. Step 3: Cross multiply
    9,959.88x = 13,748.58 × 6,183.84
  4. Step 4: Simplify right side
    9,959.88x = 85,019,018.95
  5. Step 5: Solve for x
    x = 85,019,018.95/9,959.88
  6. Step 6: Final answer
    x = 8,536.15

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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.