Home / 11,939.56-16,474.64-6,904.46

Finding the Fourth Proportional to 11,939.56, 16,474.64 and 6,904.46

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Solution

The fourth proportional to 11,939.56, 16,474.64 and 6,904.46 is: 9,527.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,939.56 : 16,474.64 = 6,904.46 : x
  2. Step 2: Convert to fraction form
    11,939.56/16,474.64 = 6,904.46/x
  3. Step 3: Cross multiply
    11,939.56x = 16,474.64 × 6,904.46
  4. Step 4: Simplify right side
    11,939.56x = 113,748,492.89
  5. Step 5: Solve for x
    x = 113,748,492.89/11,939.56
  6. Step 6: Final answer
    x = 9,527.03

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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.