Home / 7,451.37-11,179.14-6,077.67

Finding the Fourth Proportional to 7,451.37, 11,179.14 and 6,077.67

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Solution

The fourth proportional to 7,451.37, 11,179.14 and 6,077.67 is: 9,118.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.37 : 11,179.14 = 6,077.67 : x
  2. Step 2: Convert to fraction form
    7,451.37/11,179.14 = 6,077.67/x
  3. Step 3: Cross multiply
    7,451.37x = 11,179.14 × 6,077.67
  4. Step 4: Simplify right side
    7,451.37x = 67,943,123.80
  5. Step 5: Solve for x
    x = 67,943,123.80/7,451.37
  6. Step 6: Final answer
    x = 9,118.21

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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.