Home / 4,139.08-6,209.46-1,541.80

Finding the Fourth Proportional to 4,139.08, 6,209.46 and 1,541.80

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Solution

The fourth proportional to 4,139.08, 6,209.46 and 1,541.80 is: 2,313.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139.08 : 6,209.46 = 1,541.80 : x
  2. Step 2: Convert to fraction form
    4,139.08/6,209.46 = 1,541.80/x
  3. Step 3: Cross multiply
    4,139.08x = 6,209.46 × 1,541.80
  4. Step 4: Simplify right side
    4,139.08x = 9,573,745.43
  5. Step 5: Solve for x
    x = 9,573,745.43/4,139.08
  6. Step 6: Final answer
    x = 2,313.01

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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.