Home / 10,914.13-16,371.40-4,251.07

Finding the Fourth Proportional to 10,914.13, 16,371.40 and 4,251.07

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Solution

The fourth proportional to 10,914.13, 16,371.40 and 4,251.07 is: 6,376.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,914.13 : 16,371.40 = 4,251.07 : x
  2. Step 2: Convert to fraction form
    10,914.13/16,371.40 = 4,251.07/x
  3. Step 3: Cross multiply
    10,914.13x = 16,371.40 × 4,251.07
  4. Step 4: Simplify right side
    10,914.13x = 69,595,967.40
  5. Step 5: Solve for x
    x = 69,595,967.40/10,914.13
  6. Step 6: Final answer
    x = 6,376.68

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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.