Home / 4,087.71-6,131.39-1,166.01

Finding the Fourth Proportional to 4,087.71, 6,131.39 and 1,166.01

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Solution

The fourth proportional to 4,087.71, 6,131.39 and 1,166.01 is: 1,748.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.71 : 6,131.39 = 1,166.01 : x
  2. Step 2: Convert to fraction form
    4,087.71/6,131.39 = 1,166.01/x
  3. Step 3: Cross multiply
    4,087.71x = 6,131.39 × 1,166.01
  4. Step 4: Simplify right side
    4,087.71x = 7,149,225.57
  5. Step 5: Solve for x
    x = 7,149,225.57/4,087.71
  6. Step 6: Final answer
    x = 1,748.96

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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.