Home / 11,493.28-17,238.48-4,095.76

Finding the Fourth Proportional to 11,493.28, 17,238.48 and 4,095.76

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Solution

The fourth proportional to 11,493.28, 17,238.48 and 4,095.76 is: 6,143.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,493.28 : 17,238.48 = 4,095.76 : x
  2. Step 2: Convert to fraction form
    11,493.28/17,238.48 = 4,095.76/x
  3. Step 3: Cross multiply
    11,493.28x = 17,238.48 × 4,095.76
  4. Step 4: Simplify right side
    11,493.28x = 70,604,676.84
  5. Step 5: Solve for x
    x = 70,604,676.84/11,493.28
  6. Step 6: Final answer
    x = 6,143.13

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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.