Home / 11,428.30-17,145.03-4,032.84

Finding the Fourth Proportional to 11,428.30, 17,145.03 and 4,032.84

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Solution

The fourth proportional to 11,428.30, 17,145.03 and 4,032.84 is: 6,050.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,428.30 : 17,145.03 = 4,032.84 : x
  2. Step 2: Convert to fraction form
    11,428.30/17,145.03 = 4,032.84/x
  3. Step 3: Cross multiply
    11,428.30x = 17,145.03 × 4,032.84
  4. Step 4: Simplify right side
    11,428.30x = 69,143,162.79
  5. Step 5: Solve for x
    x = 69,143,162.79/11,428.30
  6. Step 6: Final answer
    x = 6,050.17

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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.