Home / 11,941.72-17,920.35-4,546.24

Finding the Fourth Proportional to 11,941.72, 17,920.35 and 4,546.24

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Solution

The fourth proportional to 11,941.72, 17,920.35 and 4,546.24 is: 6,822.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,941.72 : 17,920.35 = 4,546.24 : x
  2. Step 2: Convert to fraction form
    11,941.72/17,920.35 = 4,546.24/x
  3. Step 3: Cross multiply
    11,941.72x = 17,920.35 × 4,546.24
  4. Step 4: Simplify right side
    11,941.72x = 81,470,211.98
  5. Step 5: Solve for x
    x = 81,470,211.98/11,941.72
  6. Step 6: Final answer
    x = 6,822.32

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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.