Home / 7,678.18-11,514.43-6,037.93

Finding the Fourth Proportional to 7,678.18, 11,514.43 and 6,037.93

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Solution

The fourth proportional to 7,678.18, 11,514.43 and 6,037.93 is: 9,054.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,678.18 : 11,514.43 = 6,037.93 : x
  2. Step 2: Convert to fraction form
    7,678.18/11,514.43 = 6,037.93/x
  3. Step 3: Cross multiply
    7,678.18x = 11,514.43 × 6,037.93
  4. Step 4: Simplify right side
    7,678.18x = 69,523,322.33
  5. Step 5: Solve for x
    x = 69,523,322.33/7,678.18
  6. Step 6: Final answer
    x = 9,054.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.