Home / 10,769.96-14,858.32-7,944.06

Finding the Fourth Proportional to 10,769.96, 14,858.32 and 7,944.06

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Solution

The fourth proportional to 10,769.96, 14,858.32 and 7,944.06 is: 10,959.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769.96 : 14,858.32 = 7,944.06 : x
  2. Step 2: Convert to fraction form
    10,769.96/14,858.32 = 7,944.06/x
  3. Step 3: Cross multiply
    10,769.96x = 14,858.32 × 7,944.06
  4. Step 4: Simplify right side
    10,769.96x = 118,035,311.29
  5. Step 5: Solve for x
    x = 118,035,311.29/10,769.96
  6. Step 6: Final answer
    x = 10,959.68

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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.