Home / 6,665.16-9,997.28-4,062.64

Finding the Fourth Proportional to 6,665.16, 9,997.28 and 4,062.64

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Solution

The fourth proportional to 6,665.16, 9,997.28 and 4,062.64 is: 6,093.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665.16 : 9,997.28 = 4,062.64 : x
  2. Step 2: Convert to fraction form
    6,665.16/9,997.28 = 4,062.64/x
  3. Step 3: Cross multiply
    6,665.16x = 9,997.28 × 4,062.64
  4. Step 4: Simplify right side
    6,665.16x = 40,615,349.62
  5. Step 5: Solve for x
    x = 40,615,349.62/6,665.16
  6. Step 6: Final answer
    x = 6,093.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.