Home / 11,888.28-16,405.26-6,582.69

Finding the Fourth Proportional to 11,888.28, 16,405.26 and 6,582.69

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Solution

The fourth proportional to 11,888.28, 16,405.26 and 6,582.69 is: 9,083.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,888.28 : 16,405.26 = 6,582.69 : x
  2. Step 2: Convert to fraction form
    11,888.28/16,405.26 = 6,582.69/x
  3. Step 3: Cross multiply
    11,888.28x = 16,405.26 × 6,582.69
  4. Step 4: Simplify right side
    11,888.28x = 107,990,740.95
  5. Step 5: Solve for x
    x = 107,990,740.95/11,888.28
  6. Step 6: Final answer
    x = 9,083.80

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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.