Home / 4,104.05-6,151.50-1,638.23

Finding the Fourth Proportional to 4,104.05, 6,151.50 and 1,638.23

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Solution

The fourth proportional to 4,104.05, 6,151.50 and 1,638.23 is: 2,455.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.05 : 6,151.50 = 1,638.23 : x
  2. Step 2: Convert to fraction form
    4,104.05/6,151.50 = 1,638.23/x
  3. Step 3: Cross multiply
    4,104.05x = 6,151.50 × 1,638.23
  4. Step 4: Simplify right side
    4,104.05x = 10,077,541.09
  5. Step 5: Solve for x
    x = 10,077,541.09/4,104.05
  6. Step 6: Final answer
    x = 2,455.51

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1.5x scale

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.