Home / 11,764.94-16,235.10-6,459.84

Finding the Fourth Proportional to 11,764.94, 16,235.10 and 6,459.84

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Solution

The fourth proportional to 11,764.94, 16,235.10 and 6,459.84 is: 8,914.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,764.94 : 16,235.10 = 6,459.84 : x
  2. Step 2: Convert to fraction form
    11,764.94/16,235.10 = 6,459.84/x
  3. Step 3: Cross multiply
    11,764.94x = 16,235.10 × 6,459.84
  4. Step 4: Simplify right side
    11,764.94x = 104,876,148.38
  5. Step 5: Solve for x
    x = 104,876,148.38/11,764.94
  6. Step 6: Final answer
    x = 8,914.30

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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.