Home / 10,908.45-16,365.36-3,513.74

Finding the Fourth Proportional to 10,908.45, 16,365.36 and 3,513.74

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Solution

The fourth proportional to 10,908.45, 16,365.36 and 3,513.74 is: 5,271.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,908.45 : 16,365.36 = 3,513.74 : x
  2. Step 2: Convert to fraction form
    10,908.45/16,365.36 = 3,513.74/x
  3. Step 3: Cross multiply
    10,908.45x = 16,365.36 × 3,513.74
  4. Step 4: Simplify right side
    10,908.45x = 57,503,538.22
  5. Step 5: Solve for x
    x = 57,503,538.22/10,908.45
  6. Step 6: Final answer
    x = 5,271.47

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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.