Home / 10,511.09-14,505.41-5,795.54

Finding the Fourth Proportional to 10,511.09, 14,505.41 and 5,795.54

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Solution

The fourth proportional to 10,511.09, 14,505.41 and 5,795.54 is: 7,997.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,511.09 : 14,505.41 = 5,795.54 : x
  2. Step 2: Convert to fraction form
    10,511.09/14,505.41 = 5,795.54/x
  3. Step 3: Cross multiply
    10,511.09x = 14,505.41 × 5,795.54
  4. Step 4: Simplify right side
    10,511.09x = 84,066,683.87
  5. Step 5: Solve for x
    x = 84,066,683.87/10,511.09
  6. Step 6: Final answer
    x = 7,997.90

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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.