Home / 11,538.64-17,310.78-4,964.92

Finding the Fourth Proportional to 11,538.64, 17,310.78 and 4,964.92

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Solution

The fourth proportional to 11,538.64, 17,310.78 and 4,964.92 is: 7,448.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,538.64 : 17,310.78 = 4,964.92 : x
  2. Step 2: Convert to fraction form
    11,538.64/17,310.78 = 4,964.92/x
  3. Step 3: Cross multiply
    11,538.64x = 17,310.78 × 4,964.92
  4. Step 4: Simplify right side
    11,538.64x = 85,946,637.84
  5. Step 5: Solve for x
    x = 85,946,637.84/11,538.64
  6. Step 6: Final answer
    x = 7,448.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.