Home / 11,794.86-16,276.31-6,490.17

Finding the Fourth Proportional to 11,794.86, 16,276.31 and 6,490.17

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Solution

The fourth proportional to 11,794.86, 16,276.31 and 6,490.17 is: 8,956.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,794.86 : 16,276.31 = 6,490.17 : x
  2. Step 2: Convert to fraction form
    11,794.86/16,276.31 = 6,490.17/x
  3. Step 3: Cross multiply
    11,794.86x = 16,276.31 × 6,490.17
  4. Step 4: Simplify right side
    11,794.86x = 105,635,986.42
  5. Step 5: Solve for x
    x = 105,635,986.42/11,794.86
  6. Step 6: Final answer
    x = 8,956.10

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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.