Home / 11,795.10-16,277.40-6,490.14

Finding the Fourth Proportional to 11,795.10, 16,277.40 and 6,490.14

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Solution

The fourth proportional to 11,795.10, 16,277.40 and 6,490.14 is: 8,956.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.10 : 16,277.40 = 6,490.14 : x
  2. Step 2: Convert to fraction form
    11,795.10/16,277.40 = 6,490.14/x
  3. Step 3: Cross multiply
    11,795.10x = 16,277.40 × 6,490.14
  4. Step 4: Simplify right side
    11,795.10x = 105,642,604.84
  5. Step 5: Solve for x
    x = 105,642,604.84/11,795.10
  6. Step 6: Final answer
    x = 8,956.48

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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.