Home / 10,845.74-16,269.82-4,271.06

Finding the Fourth Proportional to 10,845.74, 16,269.82 and 4,271.06

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Solution

The fourth proportional to 10,845.74, 16,269.82 and 4,271.06 is: 6,407.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.74 : 16,269.82 = 4,271.06 : x
  2. Step 2: Convert to fraction form
    10,845.74/16,269.82 = 4,271.06/x
  3. Step 3: Cross multiply
    10,845.74x = 16,269.82 × 4,271.06
  4. Step 4: Simplify right side
    10,845.74x = 69,489,377.41
  5. Step 5: Solve for x
    x = 69,489,377.41/10,845.74
  6. Step 6: Final answer
    x = 6,407.07

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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.