Home / 6,115.55-9,173.25-1,955.48

Finding the Fourth Proportional to 6,115.55, 9,173.25 and 1,955.48

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Solution

The fourth proportional to 6,115.55, 9,173.25 and 1,955.48 is: 2,933.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,115.55 : 9,173.25 = 1,955.48 : x
  2. Step 2: Convert to fraction form
    6,115.55/9,173.25 = 1,955.48/x
  3. Step 3: Cross multiply
    6,115.55x = 9,173.25 × 1,955.48
  4. Step 4: Simplify right side
    6,115.55x = 17,938,061.04
  5. Step 5: Solve for x
    x = 17,938,061.04/6,115.55
  6. Step 6: Final answer
    x = 2,933.19

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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.