Home / 4,087.27-6,129.06-1,164.88

Finding the Fourth Proportional to 4,087.27, 6,129.06 and 1,164.88

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Solution

The fourth proportional to 4,087.27, 6,129.06 and 1,164.88 is: 1,746.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.27 : 6,129.06 = 1,164.88 : x
  2. Step 2: Convert to fraction form
    4,087.27/6,129.06 = 1,164.88/x
  3. Step 3: Cross multiply
    4,087.27x = 6,129.06 × 1,164.88
  4. Step 4: Simplify right side
    4,087.27x = 7,139,619.41
  5. Step 5: Solve for x
    x = 7,139,619.41/4,087.27
  6. Step 6: Final answer
    x = 1,746.79

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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.