Home / 4,518.64-6,776.39-2,146.44

Finding the Fourth Proportional to 4,518.64, 6,776.39 and 2,146.44

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Solution

The fourth proportional to 4,518.64, 6,776.39 and 2,146.44 is: 3,218.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.64 : 6,776.39 = 2,146.44 : x
  2. Step 2: Convert to fraction form
    4,518.64/6,776.39 = 2,146.44/x
  3. Step 3: Cross multiply
    4,518.64x = 6,776.39 × 2,146.44
  4. Step 4: Simplify right side
    4,518.64x = 14,545,114.55
  5. Step 5: Solve for x
    x = 14,545,114.55/4,518.64
  6. Step 6: Final answer
    x = 3,218.92

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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.