Home / 9,908.02-13,670.58-6,375.88

Finding the Fourth Proportional to 9,908.02, 13,670.58 and 6,375.88

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Solution

The fourth proportional to 9,908.02, 13,670.58 and 6,375.88 is: 8,797.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908.02 : 13,670.58 = 6,375.88 : x
  2. Step 2: Convert to fraction form
    9,908.02/13,670.58 = 6,375.88/x
  3. Step 3: Cross multiply
    9,908.02x = 13,670.58 × 6,375.88
  4. Step 4: Simplify right side
    9,908.02x = 87,161,977.61
  5. Step 5: Solve for x
    x = 87,161,977.61/9,908.02
  6. Step 6: Final answer
    x = 8,797.11

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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.