Home / 3,203.91-4,806.35-1,124.16

Finding the Fourth Proportional to 3,203.91, 4,806.35 and 1,124.16

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Solution

The fourth proportional to 3,203.91, 4,806.35 and 1,124.16 is: 1,686.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203.91 : 4,806.35 = 1,124.16 : x
  2. Step 2: Convert to fraction form
    3,203.91/4,806.35 = 1,124.16/x
  3. Step 3: Cross multiply
    3,203.91x = 4,806.35 × 1,124.16
  4. Step 4: Simplify right side
    3,203.91x = 5,403,100.80
  5. Step 5: Solve for x
    x = 5,403,100.80/3,203.91
  6. Step 6: Final answer
    x = 1,686.41

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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.