Home / 3,973.92-5,483.53-2,205.28

Finding the Fourth Proportional to 3,973.92, 5,483.53 and 2,205.28

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Solution

The fourth proportional to 3,973.92, 5,483.53 and 2,205.28 is: 3,043.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.92 : 5,483.53 = 2,205.28 : x
  2. Step 2: Convert to fraction form
    3,973.92/5,483.53 = 2,205.28/x
  3. Step 3: Cross multiply
    3,973.92x = 5,483.53 × 2,205.28
  4. Step 4: Simplify right side
    3,973.92x = 12,092,719.04
  5. Step 5: Solve for x
    x = 12,092,719.04/3,973.92
  6. Step 6: Final answer
    x = 3,043.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.