Home / 11,979.74-17,968.97-4,583.63

Finding the Fourth Proportional to 11,979.74, 17,968.97 and 4,583.63

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Solution

The fourth proportional to 11,979.74, 17,968.97 and 4,583.63 is: 6,875.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,979.74 : 17,968.97 = 4,583.63 : x
  2. Step 2: Convert to fraction form
    11,979.74/17,968.97 = 4,583.63/x
  3. Step 3: Cross multiply
    11,979.74x = 17,968.97 × 4,583.63
  4. Step 4: Simplify right side
    11,979.74x = 82,363,166.34
  5. Step 5: Solve for x
    x = 82,363,166.34/11,979.74
  6. Step 6: Final answer
    x = 6,875.20

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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.