Home / 11,473.63-15,833.51-6,437.75

Finding the Fourth Proportional to 11,473.63, 15,833.51 and 6,437.75

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Solution

The fourth proportional to 11,473.63, 15,833.51 and 6,437.75 is: 8,884.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,473.63 : 15,833.51 = 6,437.75 : x
  2. Step 2: Convert to fraction form
    11,473.63/15,833.51 = 6,437.75/x
  3. Step 3: Cross multiply
    11,473.63x = 15,833.51 × 6,437.75
  4. Step 4: Simplify right side
    11,473.63x = 101,932,067.65
  5. Step 5: Solve for x
    x = 101,932,067.65/11,473.63
  6. Step 6: Final answer
    x = 8,884.03

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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.