Home / 11,945.04-17,922.72-4,551.72

Finding the Fourth Proportional to 11,945.04, 17,922.72 and 4,551.72

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Solution

The fourth proportional to 11,945.04, 17,922.72 and 4,551.72 is: 6,829.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,945.04 : 17,922.72 = 4,551.72 : x
  2. Step 2: Convert to fraction form
    11,945.04/17,922.72 = 4,551.72/x
  3. Step 3: Cross multiply
    11,945.04x = 17,922.72 × 4,551.72
  4. Step 4: Simplify right side
    11,945.04x = 81,579,203.08
  5. Step 5: Solve for x
    x = 81,579,203.08/11,945.04
  6. Step 6: Final answer
    x = 6,829.55

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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.