Home / 7,558.90-11,336.46-3,179.50

Finding the Fourth Proportional to 7,558.90, 11,336.46 and 3,179.50

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Solution

The fourth proportional to 7,558.90, 11,336.46 and 3,179.50 is: 4,768.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558.90 : 11,336.46 = 3,179.50 : x
  2. Step 2: Convert to fraction form
    7,558.90/11,336.46 = 3,179.50/x
  3. Step 3: Cross multiply
    7,558.90x = 11,336.46 × 3,179.50
  4. Step 4: Simplify right side
    7,558.90x = 36,044,274.57
  5. Step 5: Solve for x
    x = 36,044,274.57/7,558.90
  6. Step 6: Final answer
    x = 4,768.46

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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.