Home / 11,561.38-17,328.92-4,893.72

Finding the Fourth Proportional to 11,561.38, 17,328.92 and 4,893.72

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Solution

The fourth proportional to 11,561.38, 17,328.92 and 4,893.72 is: 7,335.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,561.38 : 17,328.92 = 4,893.72 : x
  2. Step 2: Convert to fraction form
    11,561.38/17,328.92 = 4,893.72/x
  3. Step 3: Cross multiply
    11,561.38x = 17,328.92 × 4,893.72
  4. Step 4: Simplify right side
    11,561.38x = 84,802,792.93
  5. Step 5: Solve for x
    x = 84,802,792.93/11,561.38
  6. Step 6: Final answer
    x = 7,335.01

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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.