Home / 3,256.23-4,878.68-1,954.83

Finding the Fourth Proportional to 3,256.23, 4,878.68 and 1,954.83

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Solution

The fourth proportional to 3,256.23, 4,878.68 and 1,954.83 is: 2,928.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.23 : 4,878.68 = 1,954.83 : x
  2. Step 2: Convert to fraction form
    3,256.23/4,878.68 = 1,954.83/x
  3. Step 3: Cross multiply
    3,256.23x = 4,878.68 × 1,954.83
  4. Step 4: Simplify right side
    3,256.23x = 9,536,980.25
  5. Step 5: Solve for x
    x = 9,536,980.25/3,256.23
  6. Step 6: Final answer
    x = 2,928.84

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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.