Home / 10,260.44-14,165.10-6,728.84

Finding the Fourth Proportional to 10,260.44, 14,165.10 and 6,728.84

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Solution

The fourth proportional to 10,260.44, 14,165.10 and 6,728.84 is: 9,289.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,260.44 : 14,165.10 = 6,728.84 : x
  2. Step 2: Convert to fraction form
    10,260.44/14,165.10 = 6,728.84/x
  3. Step 3: Cross multiply
    10,260.44x = 14,165.10 × 6,728.84
  4. Step 4: Simplify right side
    10,260.44x = 95,314,691.48
  5. Step 5: Solve for x
    x = 95,314,691.48/10,260.44
  6. Step 6: Final answer
    x = 9,289.53

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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.