Home / 4,140.46-6,206.37-1,674.28

Finding the Fourth Proportional to 4,140.46, 6,206.37 and 1,674.28

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Solution

The fourth proportional to 4,140.46, 6,206.37 and 1,674.28 is: 2,509.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.46 : 6,206.37 = 1,674.28 : x
  2. Step 2: Convert to fraction form
    4,140.46/6,206.37 = 1,674.28/x
  3. Step 3: Cross multiply
    4,140.46x = 6,206.37 × 1,674.28
  4. Step 4: Simplify right side
    4,140.46x = 10,391,201.16
  5. Step 5: Solve for x
    x = 10,391,201.16/4,140.46
  6. Step 6: Final answer
    x = 2,509.67

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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.