Home / 4,137.47-5,709.90-2,320.67

Finding the Fourth Proportional to 4,137.47, 5,709.90 and 2,320.67

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Solution

The fourth proportional to 4,137.47, 5,709.90 and 2,320.67 is: 3,202.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,137.47 : 5,709.90 = 2,320.67 : x
  2. Step 2: Convert to fraction form
    4,137.47/5,709.90 = 2,320.67/x
  3. Step 3: Cross multiply
    4,137.47x = 5,709.90 × 2,320.67
  4. Step 4: Simplify right side
    4,137.47x = 13,250,758.36
  5. Step 5: Solve for x
    x = 13,250,758.36/4,137.47
  6. Step 6: Final answer
    x = 3,202.63

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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.