Home / 4,140.48-6,209.20-1,674.64

Finding the Fourth Proportional to 4,140.48, 6,209.20 and 1,674.64

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Solution

The fourth proportional to 4,140.48, 6,209.20 and 1,674.64 is: 2,511.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.48 : 6,209.20 = 1,674.64 : x
  2. Step 2: Convert to fraction form
    4,140.48/6,209.20 = 1,674.64/x
  3. Step 3: Cross multiply
    4,140.48x = 6,209.20 × 1,674.64
  4. Step 4: Simplify right side
    4,140.48x = 10,398,174.69
  5. Step 5: Solve for x
    x = 10,398,174.69/4,140.48
  6. Step 6: Final answer
    x = 2,511.35

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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.