Home / 4,275.10-6,401.71-3,786.67

Finding the Fourth Proportional to 4,275.10, 6,401.71 and 3,786.67

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Solution

The fourth proportional to 4,275.10, 6,401.71 and 3,786.67 is: 5,670.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.10 : 6,401.71 = 3,786.67 : x
  2. Step 2: Convert to fraction form
    4,275.10/6,401.71 = 3,786.67/x
  3. Step 3: Cross multiply
    4,275.10x = 6,401.71 × 3,786.67
  4. Step 4: Simplify right side
    4,275.10x = 24,241,163.21
  5. Step 5: Solve for x
    x = 24,241,163.21/4,275.10
  6. Step 6: Final answer
    x = 5,670.31

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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.