Home / 11,558.08-17,336.58-3,124.90

Finding the Fourth Proportional to 11,558.08, 17,336.58 and 3,124.90

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Solution

The fourth proportional to 11,558.08, 17,336.58 and 3,124.90 is: 4,687.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,558.08 : 17,336.58 = 3,124.90 : x
  2. Step 2: Convert to fraction form
    11,558.08/17,336.58 = 3,124.90/x
  3. Step 3: Cross multiply
    11,558.08x = 17,336.58 × 3,124.90
  4. Step 4: Simplify right side
    11,558.08x = 54,175,078.84
  5. Step 5: Solve for x
    x = 54,175,078.84/11,558.08
  6. Step 6: Final answer
    x = 4,687.20

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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.