Home / 4,120.66-5,686.53-2,232.27

Finding the Fourth Proportional to 4,120.66, 5,686.53 and 2,232.27

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Solution

The fourth proportional to 4,120.66, 5,686.53 and 2,232.27 is: 3,080.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.66 : 5,686.53 = 2,232.27 : x
  2. Step 2: Convert to fraction form
    4,120.66/5,686.53 = 2,232.27/x
  3. Step 3: Cross multiply
    4,120.66x = 5,686.53 × 2,232.27
  4. Step 4: Simplify right side
    4,120.66x = 12,693,870.32
  5. Step 5: Solve for x
    x = 12,693,870.32/4,120.66
  6. Step 6: Final answer
    x = 3,080.54

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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.