Home / 11,743.01-16,205.36-6,437.71

Finding the Fourth Proportional to 11,743.01, 16,205.36 and 6,437.71

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Solution

The fourth proportional to 11,743.01, 16,205.36 and 6,437.71 is: 8,884.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,743.01 : 16,205.36 = 6,437.71 : x
  2. Step 2: Convert to fraction form
    11,743.01/16,205.36 = 6,437.71/x
  3. Step 3: Cross multiply
    11,743.01x = 16,205.36 × 6,437.71
  4. Step 4: Simplify right side
    11,743.01x = 104,325,408.13
  5. Step 5: Solve for x
    x = 104,325,408.13/11,743.01
  6. Step 6: Final answer
    x = 8,884.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.