Home / 5,927.70-8,180.86-3,409.92

Finding the Fourth Proportional to 5,927.70, 8,180.86 and 3,409.92

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Solution

The fourth proportional to 5,927.70, 8,180.86 and 3,409.92 is: 4,706.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927.70 : 8,180.86 = 3,409.92 : x
  2. Step 2: Convert to fraction form
    5,927.70/8,180.86 = 3,409.92/x
  3. Step 3: Cross multiply
    5,927.70x = 8,180.86 × 3,409.92
  4. Step 4: Simplify right side
    5,927.70x = 27,896,078.13
  5. Step 5: Solve for x
    x = 27,896,078.13/5,927.70
  6. Step 6: Final answer
    x = 4,706.05

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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.