Home / 5,927.06-8,178.74-3,409.38

Finding the Fourth Proportional to 5,927.06, 8,178.74 and 3,409.38

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Solution

The fourth proportional to 5,927.06, 8,178.74 and 3,409.38 is: 4,704.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927.06 : 8,178.74 = 3,409.38 : x
  2. Step 2: Convert to fraction form
    5,927.06/8,178.74 = 3,409.38/x
  3. Step 3: Cross multiply
    5,927.06x = 8,178.74 × 3,409.38
  4. Step 4: Simplify right side
    5,927.06x = 27,884,428.32
  5. Step 5: Solve for x
    x = 27,884,428.32/5,927.06
  6. Step 6: Final answer
    x = 4,704.59

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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.