Home / 4,118.18-6,177.27-1,928.45

Finding the Fourth Proportional to 4,118.18, 6,177.27 and 1,928.45

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Solution

The fourth proportional to 4,118.18, 6,177.27 and 1,928.45 is: 2,892.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.18 : 6,177.27 = 1,928.45 : x
  2. Step 2: Convert to fraction form
    4,118.18/6,177.27 = 1,928.45/x
  3. Step 3: Cross multiply
    4,118.18x = 6,177.27 × 1,928.45
  4. Step 4: Simplify right side
    4,118.18x = 11,912,525.45
  5. Step 5: Solve for x
    x = 11,912,525.45/4,118.18
  6. Step 6: Final answer
    x = 2,892.67

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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.