Home / 10,825.74-14,939.37-6,111.54

Finding the Fourth Proportional to 10,825.74, 14,939.37 and 6,111.54

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Solution

The fourth proportional to 10,825.74, 14,939.37 and 6,111.54 is: 8,433.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,825.74 : 14,939.37 = 6,111.54 : x
  2. Step 2: Convert to fraction form
    10,825.74/14,939.37 = 6,111.54/x
  3. Step 3: Cross multiply
    10,825.74x = 14,939.37 × 6,111.54
  4. Step 4: Simplify right side
    10,825.74x = 91,302,557.33
  5. Step 5: Solve for x
    x = 91,302,557.33/10,825.74
  6. Step 6: Final answer
    x = 8,433.84

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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.