Home / 2,858.04-4,286.84-1,103.88

Finding the Fourth Proportional to 2,858.04, 4,286.84 and 1,103.88

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Solution

The fourth proportional to 2,858.04, 4,286.84 and 1,103.88 is: 1,655.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858.04 : 4,286.84 = 1,103.88 : x
  2. Step 2: Convert to fraction form
    2,858.04/4,286.84 = 1,103.88/x
  3. Step 3: Cross multiply
    2,858.04x = 4,286.84 × 1,103.88
  4. Step 4: Simplify right side
    2,858.04x = 4,732,156.94
  5. Step 5: Solve for x
    x = 4,732,156.94/2,858.04
  6. Step 6: Final answer
    x = 1,655.74

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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.