Home / 6,118.38-9,173.08-1,955.99

Finding the Fourth Proportional to 6,118.38, 9,173.08 and 1,955.99

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Solution

The fourth proportional to 6,118.38, 9,173.08 and 1,955.99 is: 2,932.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.38 : 9,173.08 = 1,955.99 : x
  2. Step 2: Convert to fraction form
    6,118.38/9,173.08 = 1,955.99/x
  3. Step 3: Cross multiply
    6,118.38x = 9,173.08 × 1,955.99
  4. Step 4: Simplify right side
    6,118.38x = 17,942,478.13
  5. Step 5: Solve for x
    x = 17,942,478.13/6,118.38
  6. Step 6: Final answer
    x = 2,932.55

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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.