Home / 11,795.41-16,277.79-6,490.34

Finding the Fourth Proportional to 11,795.41, 16,277.79 and 6,490.34

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Solution

The fourth proportional to 11,795.41, 16,277.79 and 6,490.34 is: 8,956.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.41 : 16,277.79 = 6,490.34 : x
  2. Step 2: Convert to fraction form
    11,795.41/16,277.79 = 6,490.34/x
  3. Step 3: Cross multiply
    11,795.41x = 16,277.79 × 6,490.34
  4. Step 4: Simplify right side
    11,795.41x = 105,648,432.34
  5. Step 5: Solve for x
    x = 105,648,432.34/11,795.41
  6. Step 6: Final answer
    x = 8,956.74

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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.