Home / 11,126.09-16,693.38-5,283.15

Finding the Fourth Proportional to 11,126.09, 16,693.38 and 5,283.15

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Solution

The fourth proportional to 11,126.09, 16,693.38 and 5,283.15 is: 7,926.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.09 : 16,693.38 = 5,283.15 : x
  2. Step 2: Convert to fraction form
    11,126.09/16,693.38 = 5,283.15/x
  3. Step 3: Cross multiply
    11,126.09x = 16,693.38 × 5,283.15
  4. Step 4: Simplify right side
    11,126.09x = 88,193,630.55
  5. Step 5: Solve for x
    x = 88,193,630.55/11,126.09
  6. Step 6: Final answer
    x = 7,926.74

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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.