Home / 11,535.63-17,301.68-3,214.77

Finding the Fourth Proportional to 11,535.63, 17,301.68 and 3,214.77

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Solution

The fourth proportional to 11,535.63, 17,301.68 and 3,214.77 is: 4,821.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,535.63 : 17,301.68 = 3,214.77 : x
  2. Step 2: Convert to fraction form
    11,535.63/17,301.68 = 3,214.77/x
  3. Step 3: Cross multiply
    11,535.63x = 17,301.68 × 3,214.77
  4. Step 4: Simplify right side
    11,535.63x = 55,620,921.81
  5. Step 5: Solve for x
    x = 55,620,921.81/11,535.63
  6. Step 6: Final answer
    x = 4,821.66

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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.