Home / 10,396.60-14,343.23-6,410.79

Finding the Fourth Proportional to 10,396.60, 14,343.23 and 6,410.79

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Solution

The fourth proportional to 10,396.60, 14,343.23 and 6,410.79 is: 8,844.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,396.60 : 14,343.23 = 6,410.79 : x
  2. Step 2: Convert to fraction form
    10,396.60/14,343.23 = 6,410.79/x
  3. Step 3: Cross multiply
    10,396.60x = 14,343.23 × 6,410.79
  4. Step 4: Simplify right side
    10,396.60x = 91,951,435.45
  5. Step 5: Solve for x
    x = 91,951,435.45/10,396.60
  6. Step 6: Final answer
    x = 8,844.38

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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.