Home / 5,188.10-7,160.19-2,950.67

Finding the Fourth Proportional to 5,188.10, 7,160.19 and 2,950.67

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Solution

The fourth proportional to 5,188.10, 7,160.19 and 2,950.67 is: 4,072.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188.10 : 7,160.19 = 2,950.67 : x
  2. Step 2: Convert to fraction form
    5,188.10/7,160.19 = 2,950.67/x
  3. Step 3: Cross multiply
    5,188.10x = 7,160.19 × 2,950.67
  4. Step 4: Simplify right side
    5,188.10x = 21,127,357.83
  5. Step 5: Solve for x
    x = 21,127,357.83/5,188.10
  6. Step 6: Final answer
    x = 4,072.27

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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.