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Finding the Fourth Proportional to 5,696.42, 8,544.32 and 1,800.51

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Solution

The fourth proportional to 5,696.42, 8,544.32 and 1,800.51 is: 2,700.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,696.42 : 8,544.32 = 1,800.51 : x
  2. Step 2: Convert to fraction form
    5,696.42/8,544.32 = 1,800.51/x
  3. Step 3: Cross multiply
    5,696.42x = 8,544.32 × 1,800.51
  4. Step 4: Simplify right side
    5,696.42x = 15,384,124.60
  5. Step 5: Solve for x
    x = 15,384,124.60/5,696.42
  6. Step 6: Final answer
    x = 2,700.67

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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.