Home / 11,126.16-16,689.22-3,730.64

Finding the Fourth Proportional to 11,126.16, 16,689.22 and 3,730.64

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Solution

The fourth proportional to 11,126.16, 16,689.22 and 3,730.64 is: 5,595.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.16 : 16,689.22 = 3,730.64 : x
  2. Step 2: Convert to fraction form
    11,126.16/16,689.22 = 3,730.64/x
  3. Step 3: Cross multiply
    11,126.16x = 16,689.22 × 3,730.64
  4. Step 4: Simplify right side
    11,126.16x = 62,261,378.93
  5. Step 5: Solve for x
    x = 62,261,378.93/11,126.16
  6. Step 6: Final answer
    x = 5,595.94

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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.