Home / 8,051.28-11,111.34-4,514.82

Finding the Fourth Proportional to 8,051.28, 11,111.34 and 4,514.82

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Solution

The fourth proportional to 8,051.28, 11,111.34 and 4,514.82 is: 6,230.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,051.28 : 11,111.34 = 4,514.82 : x
  2. Step 2: Convert to fraction form
    8,051.28/11,111.34 = 4,514.82/x
  3. Step 3: Cross multiply
    8,051.28x = 11,111.34 × 4,514.82
  4. Step 4: Simplify right side
    8,051.28x = 50,165,700.06
  5. Step 5: Solve for x
    x = 50,165,700.06/8,051.28
  6. Step 6: Final answer
    x = 6,230.77

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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.