Home / 10,556.80-14,565.62-6,305.99

Finding the Fourth Proportional to 10,556.80, 14,565.62 and 6,305.99

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Solution

The fourth proportional to 10,556.80, 14,565.62 and 6,305.99 is: 8,700.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,556.80 : 14,565.62 = 6,305.99 : x
  2. Step 2: Convert to fraction form
    10,556.80/14,565.62 = 6,305.99/x
  3. Step 3: Cross multiply
    10,556.80x = 14,565.62 × 6,305.99
  4. Step 4: Simplify right side
    10,556.80x = 91,850,597.00
  5. Step 5: Solve for x
    x = 91,850,597.00/10,556.80
  6. Step 6: Final answer
    x = 8,700.61

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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.