Home / 11,284.94-16,953.60-7,081.11

Finding the Fourth Proportional to 11,284.94, 16,953.60 and 7,081.11

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Solution

The fourth proportional to 11,284.94, 16,953.60 and 7,081.11 is: 10,638.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.94 : 16,953.60 = 7,081.11 : x
  2. Step 2: Convert to fraction form
    11,284.94/16,953.60 = 7,081.11/x
  3. Step 3: Cross multiply
    11,284.94x = 16,953.60 × 7,081.11
  4. Step 4: Simplify right side
    11,284.94x = 120,050,306.50
  5. Step 5: Solve for x
    x = 120,050,306.50/11,284.94
  6. Step 6: Final answer
    x = 10,638.10

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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.