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Finding the Fourth Proportional to 3,718.58, 5,573.81 and 1,526.72

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Solution

The fourth proportional to 3,718.58, 5,573.81 and 1,526.72 is: 2,288.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.58 : 5,573.81 = 1,526.72 : x
  2. Step 2: Convert to fraction form
    3,718.58/5,573.81 = 1,526.72/x
  3. Step 3: Cross multiply
    3,718.58x = 5,573.81 × 1,526.72
  4. Step 4: Simplify right side
    3,718.58x = 8,509,623.15
  5. Step 5: Solve for x
    x = 8,509,623.15/3,718.58
  6. Step 6: Final answer
    x = 2,288.41

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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.