Home / 3,518.44-4,855.57-1,946.84

Finding the Fourth Proportional to 3,518.44, 4,855.57 and 1,946.84

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Solution

The fourth proportional to 3,518.44, 4,855.57 and 1,946.84 is: 2,686.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.44 : 4,855.57 = 1,946.84 : x
  2. Step 2: Convert to fraction form
    3,518.44/4,855.57 = 1,946.84/x
  3. Step 3: Cross multiply
    3,518.44x = 4,855.57 × 1,946.84
  4. Step 4: Simplify right side
    3,518.44x = 9,452,988.75
  5. Step 5: Solve for x
    x = 9,452,988.75/3,518.44
  6. Step 6: Final answer
    x = 2,686.70

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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.