Home / 10,912.34-16,368.39-4,667.04

Finding the Fourth Proportional to 10,912.34, 16,368.39 and 4,667.04

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Solution

The fourth proportional to 10,912.34, 16,368.39 and 4,667.04 is: 7,000.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,912.34 : 16,368.39 = 4,667.04 : x
  2. Step 2: Convert to fraction form
    10,912.34/16,368.39 = 4,667.04/x
  3. Step 3: Cross multiply
    10,912.34x = 16,368.39 × 4,667.04
  4. Step 4: Simplify right side
    10,912.34x = 76,391,930.87
  5. Step 5: Solve for x
    x = 76,391,930.87/10,912.34
  6. Step 6: Final answer
    x = 7,000.51

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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.