Home / 11,743.07-16,205.37-6,437.93

Finding the Fourth Proportional to 11,743.07, 16,205.37 and 6,437.93

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Solution

The fourth proportional to 11,743.07, 16,205.37 and 6,437.93 is: 8,884.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,743.07 : 16,205.37 = 6,437.93 : x
  2. Step 2: Convert to fraction form
    11,743.07/16,205.37 = 6,437.93/x
  3. Step 3: Cross multiply
    11,743.07x = 16,205.37 × 6,437.93
  4. Step 4: Simplify right side
    11,743.07x = 104,329,037.68
  5. Step 5: Solve for x
    x = 104,329,037.68/11,743.07
  6. Step 6: Final answer
    x = 8,884.31

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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.