Home / 3,051.11-4,578.71-1,664.88

Finding the Fourth Proportional to 3,051.11, 4,578.71 and 1,664.88

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Solution

The fourth proportional to 3,051.11, 4,578.71 and 1,664.88 is: 2,498.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.11 : 4,578.71 = 1,664.88 : x
  2. Step 2: Convert to fraction form
    3,051.11/4,578.71 = 1,664.88/x
  3. Step 3: Cross multiply
    3,051.11x = 4,578.71 × 1,664.88
  4. Step 4: Simplify right side
    3,051.11x = 7,622,994.38
  5. Step 5: Solve for x
    x = 7,622,994.38/3,051.11
  6. Step 6: Final answer
    x = 2,498.44

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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.