Home / 4,080.56-6,120.18-1,159.07

Finding the Fourth Proportional to 4,080.56, 6,120.18 and 1,159.07

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Solution

The fourth proportional to 4,080.56, 6,120.18 and 1,159.07 is: 1,738.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.56 : 6,120.18 = 1,159.07 : x
  2. Step 2: Convert to fraction form
    4,080.56/6,120.18 = 1,159.07/x
  3. Step 3: Cross multiply
    4,080.56x = 6,120.18 × 1,159.07
  4. Step 4: Simplify right side
    4,080.56x = 7,093,686.43
  5. Step 5: Solve for x
    x = 7,093,686.43/4,080.56
  6. Step 6: Final answer
    x = 1,738.41

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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.