Home / 4,138.77-6,209.32-1,673.02

Finding the Fourth Proportional to 4,138.77, 6,209.32 and 1,673.02

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Solution

The fourth proportional to 4,138.77, 6,209.32 and 1,673.02 is: 2,510.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.77 : 6,209.32 = 1,673.02 : x
  2. Step 2: Convert to fraction form
    4,138.77/6,209.32 = 1,673.02/x
  3. Step 3: Cross multiply
    4,138.77x = 6,209.32 × 1,673.02
  4. Step 4: Simplify right side
    4,138.77x = 10,388,316.55
  5. Step 5: Solve for x
    x = 10,388,316.55/4,138.77
  6. Step 6: Final answer
    x = 2,510.00

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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.