Home / 6,077.80-9,113.46-2,180.08

Finding the Fourth Proportional to 6,077.80, 9,113.46 and 2,180.08

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Solution

The fourth proportional to 6,077.80, 9,113.46 and 2,180.08 is: 3,268.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.80 : 9,113.46 = 2,180.08 : x
  2. Step 2: Convert to fraction form
    6,077.80/9,113.46 = 2,180.08/x
  3. Step 3: Cross multiply
    6,077.80x = 9,113.46 × 2,180.08
  4. Step 4: Simplify right side
    6,077.80x = 19,868,071.88
  5. Step 5: Solve for x
    x = 19,868,071.88/6,077.80
  6. Step 6: Final answer
    x = 3,268.96

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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.