Home / 11,477.63-17,227.25-5,638.43

Finding the Fourth Proportional to 11,477.63, 17,227.25 and 5,638.43

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Solution

The fourth proportional to 11,477.63, 17,227.25 and 5,638.43 is: 8,462.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,477.63 : 17,227.25 = 5,638.43 : x
  2. Step 2: Convert to fraction form
    11,477.63/17,227.25 = 5,638.43/x
  3. Step 3: Cross multiply
    11,477.63x = 17,227.25 × 5,638.43
  4. Step 4: Simplify right side
    11,477.63x = 97,134,643.22
  5. Step 5: Solve for x
    x = 97,134,643.22/11,477.63
  6. Step 6: Final answer
    x = 8,462.95

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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.