Home / 4,178.11-5,773.40-3,975.67

Finding the Fourth Proportional to 4,178.11, 5,773.40 and 3,975.67

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Solution

The fourth proportional to 4,178.11, 5,773.40 and 3,975.67 is: 5,493.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.11 : 5,773.40 = 3,975.67 : x
  2. Step 2: Convert to fraction form
    4,178.11/5,773.40 = 3,975.67/x
  3. Step 3: Cross multiply
    4,178.11x = 5,773.40 × 3,975.67
  4. Step 4: Simplify right side
    4,178.11x = 22,953,113.30
  5. Step 5: Solve for x
    x = 22,953,113.30/4,178.11
  6. Step 6: Final answer
    x = 5,493.66

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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.