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Finding the Fourth Proportional to 11,566.79, 17,350.19 and 5,717.51

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Solution

The fourth proportional to 11,566.79, 17,350.19 and 5,717.51 is: 8,576.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,566.79 : 17,350.19 = 5,717.51 : x
  2. Step 2: Convert to fraction form
    11,566.79/17,350.19 = 5,717.51/x
  3. Step 3: Cross multiply
    11,566.79x = 17,350.19 × 5,717.51
  4. Step 4: Simplify right side
    11,566.79x = 99,199,856.24
  5. Step 5: Solve for x
    x = 99,199,856.24/11,566.79
  6. Step 6: Final answer
    x = 8,576.27

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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.