Home / 3,203.23-4,783.49-3,039.20

Finding the Fourth Proportional to 3,203.23, 4,783.49 and 3,039.20

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Solution

The fourth proportional to 3,203.23, 4,783.49 and 3,039.20 is: 4,538.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203.23 : 4,783.49 = 3,039.20 : x
  2. Step 2: Convert to fraction form
    3,203.23/4,783.49 = 3,039.20/x
  3. Step 3: Cross multiply
    3,203.23x = 4,783.49 × 3,039.20
  4. Step 4: Simplify right side
    3,203.23x = 14,537,979.57
  5. Step 5: Solve for x
    x = 14,537,979.57/3,203.23
  6. Step 6: Final answer
    x = 4,538.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.