Home / 6,939.27-10,409.04-2,554.47

Finding the Fourth Proportional to 6,939.27, 10,409.04 and 2,554.47

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Solution

The fourth proportional to 6,939.27, 10,409.04 and 2,554.47 is: 3,831.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939.27 : 10,409.04 = 2,554.47 : x
  2. Step 2: Convert to fraction form
    6,939.27/10,409.04 = 2,554.47/x
  3. Step 3: Cross multiply
    6,939.27x = 10,409.04 × 2,554.47
  4. Step 4: Simplify right side
    6,939.27x = 26,589,580.41
  5. Step 5: Solve for x
    x = 26,589,580.41/6,939.27
  6. Step 6: Final answer
    x = 3,831.75

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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.