Home / 11,784.41-16,262.34-6,479.18

Finding the Fourth Proportional to 11,784.41, 16,262.34 and 6,479.18

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Solution

The fourth proportional to 11,784.41, 16,262.34 and 6,479.18 is: 8,941.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,784.41 : 16,262.34 = 6,479.18 : x
  2. Step 2: Convert to fraction form
    11,784.41/16,262.34 = 6,479.18/x
  3. Step 3: Cross multiply
    11,784.41x = 16,262.34 × 6,479.18
  4. Step 4: Simplify right side
    11,784.41x = 105,366,628.08
  5. Step 5: Solve for x
    x = 105,366,628.08/11,784.41
  6. Step 6: Final answer
    x = 8,941.19

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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.