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Finding the Fourth Proportional to 3,803.59, 5,697.31 and 2,482.67

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Solution

The fourth proportional to 3,803.59, 5,697.31 and 2,482.67 is: 3,718.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803.59 : 5,697.31 = 2,482.67 : x
  2. Step 2: Convert to fraction form
    3,803.59/5,697.31 = 2,482.67/x
  3. Step 3: Cross multiply
    3,803.59x = 5,697.31 × 2,482.67
  4. Step 4: Simplify right side
    3,803.59x = 14,144,542.58
  5. Step 5: Solve for x
    x = 14,144,542.58/3,803.59
  6. Step 6: Final answer
    x = 3,718.74

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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.