Home / 11,537.66-17,307.32-4,142.18

Finding the Fourth Proportional to 11,537.66, 17,307.32 and 4,142.18

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Solution

The fourth proportional to 11,537.66, 17,307.32 and 4,142.18 is: 6,213.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,537.66 : 17,307.32 = 4,142.18 : x
  2. Step 2: Convert to fraction form
    11,537.66/17,307.32 = 4,142.18/x
  3. Step 3: Cross multiply
    11,537.66x = 17,307.32 × 4,142.18
  4. Step 4: Simplify right side
    11,537.66x = 71,689,927.51
  5. Step 5: Solve for x
    x = 71,689,927.51/11,537.66
  6. Step 6: Final answer
    x = 6,213.56

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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.