Home / 11,243.07-15,514.47-6,207.30

Finding the Fourth Proportional to 11,243.07, 15,514.47 and 6,207.30

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Solution

The fourth proportional to 11,243.07, 15,514.47 and 6,207.30 is: 8,565.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,243.07 : 15,514.47 = 6,207.30 : x
  2. Step 2: Convert to fraction form
    11,243.07/15,514.47 = 6,207.30/x
  3. Step 3: Cross multiply
    11,243.07x = 15,514.47 × 6,207.30
  4. Step 4: Simplify right side
    11,243.07x = 96,302,969.63
  5. Step 5: Solve for x
    x = 96,302,969.63/11,243.07
  6. Step 6: Final answer
    x = 8,565.54

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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.