Home / 5,065.52-7,597.32-2,145.87

Finding the Fourth Proportional to 5,065.52, 7,597.32 and 2,145.87

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Solution

The fourth proportional to 5,065.52, 7,597.32 and 2,145.87 is: 3,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065.52 : 7,597.32 = 2,145.87 : x
  2. Step 2: Convert to fraction form
    5,065.52/7,597.32 = 2,145.87/x
  3. Step 3: Cross multiply
    5,065.52x = 7,597.32 × 2,145.87
  4. Step 4: Simplify right side
    5,065.52x = 16,302,861.07
  5. Step 5: Solve for x
    x = 16,302,861.07/5,065.52
  6. Step 6: Final answer
    x = 3,218.40

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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.