Home / 10,912.21-16,368.19-4,666.92

Finding the Fourth Proportional to 10,912.21, 16,368.19 and 4,666.92

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Solution

The fourth proportional to 10,912.21, 16,368.19 and 4,666.92 is: 7,000.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,912.21 : 16,368.19 = 4,666.92 : x
  2. Step 2: Convert to fraction form
    10,912.21/16,368.19 = 4,666.92/x
  3. Step 3: Cross multiply
    10,912.21x = 16,368.19 × 4,666.92
  4. Step 4: Simplify right side
    10,912.21x = 76,389,033.27
  5. Step 5: Solve for x
    x = 76,389,033.27/10,912.21
  6. Step 6: Final answer
    x = 7,000.33

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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.