Home / 11,180.21-15,423.12-6,702.93

Finding the Fourth Proportional to 11,180.21, 15,423.12 and 6,702.93

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Solution

The fourth proportional to 11,180.21, 15,423.12 and 6,702.93 is: 9,246.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,180.21 : 15,423.12 = 6,702.93 : x
  2. Step 2: Convert to fraction form
    11,180.21/15,423.12 = 6,702.93/x
  3. Step 3: Cross multiply
    11,180.21x = 15,423.12 × 6,702.93
  4. Step 4: Simplify right side
    11,180.21x = 103,380,093.74
  5. Step 5: Solve for x
    x = 103,380,093.74/11,180.21
  6. Step 6: Final answer
    x = 9,246.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.