Home / 10,905.70-16,347.33-4,336.54

Finding the Fourth Proportional to 10,905.70, 16,347.33 and 4,336.54

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Solution

The fourth proportional to 10,905.70, 16,347.33 and 4,336.54 is: 6,500.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,905.70 : 16,347.33 = 4,336.54 : x
  2. Step 2: Convert to fraction form
    10,905.70/16,347.33 = 4,336.54/x
  3. Step 3: Cross multiply
    10,905.70x = 16,347.33 × 4,336.54
  4. Step 4: Simplify right side
    10,905.70x = 70,890,850.44
  5. Step 5: Solve for x
    x = 70,890,850.44/10,905.70
  6. Step 6: Final answer
    x = 6,500.35

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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.