Home / 11,117.08-16,675.26-3,325.72

Finding the Fourth Proportional to 11,117.08, 16,675.26 and 3,325.72

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Solution

The fourth proportional to 11,117.08, 16,675.26 and 3,325.72 is: 4,988.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,117.08 : 16,675.26 = 3,325.72 : x
  2. Step 2: Convert to fraction form
    11,117.08/16,675.26 = 3,325.72/x
  3. Step 3: Cross multiply
    11,117.08x = 16,675.26 × 3,325.72
  4. Step 4: Simplify right side
    11,117.08x = 55,457,245.69
  5. Step 5: Solve for x
    x = 55,457,245.69/11,117.08
  6. Step 6: Final answer
    x = 4,988.47

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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.