Home / 3,546.24-4,894.92-2,130.96

Finding the Fourth Proportional to 3,546.24, 4,894.92 and 2,130.96

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Solution

The fourth proportional to 3,546.24, 4,894.92 and 2,130.96 is: 2,941.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.24 : 4,894.92 = 2,130.96 : x
  2. Step 2: Convert to fraction form
    3,546.24/4,894.92 = 2,130.96/x
  3. Step 3: Cross multiply
    3,546.24x = 4,894.92 × 2,130.96
  4. Step 4: Simplify right side
    3,546.24x = 10,430,878.72
  5. Step 5: Solve for x
    x = 10,430,878.72/3,546.24
  6. Step 6: Final answer
    x = 2,941.39

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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.