Home / 10,941.87-16,412-4,277.12

Finding the Fourth Proportional to 10,941.87, 16,412 and 4,277.12

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Solution

The fourth proportional to 10,941.87, 16,412 and 4,277.12 is: 6,415.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,941.87 : 16,412 = 4,277.12 : x
  2. Step 2: Convert to fraction form
    10,941.87/16,412 = 4,277.12/x
  3. Step 3: Cross multiply
    10,941.87x = 16,412 × 4,277.12
  4. Step 4: Simplify right side
    10,941.87x = 70,196,093.44
  5. Step 5: Solve for x
    x = 70,196,093.44/10,941.87
  6. Step 6: Final answer
    x = 6,415.37

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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.