Home / 11,207.60-16,806.54-3,810.07

Finding the Fourth Proportional to 11,207.60, 16,806.54 and 3,810.07

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Solution

The fourth proportional to 11,207.60, 16,806.54 and 3,810.07 is: 5,713.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.60 : 16,806.54 = 3,810.07 : x
  2. Step 2: Convert to fraction form
    11,207.60/16,806.54 = 3,810.07/x
  3. Step 3: Cross multiply
    11,207.60x = 16,806.54 × 3,810.07
  4. Step 4: Simplify right side
    11,207.60x = 64,034,093.86
  5. Step 5: Solve for x
    x = 64,034,093.86/11,207.60
  6. Step 6: Final answer
    x = 5,713.45

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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.