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Finding the Fourth Proportional to 3,623.03, 5,437.29 and 2,651.64

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Solution

The fourth proportional to 3,623.03, 5,437.29 and 2,651.64 is: 3,979.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.03 : 5,437.29 = 2,651.64 : x
  2. Step 2: Convert to fraction form
    3,623.03/5,437.29 = 2,651.64/x
  3. Step 3: Cross multiply
    3,623.03x = 5,437.29 × 2,651.64
  4. Step 4: Simplify right side
    3,623.03x = 14,417,725.21
  5. Step 5: Solve for x
    x = 14,417,725.21/3,623.03
  6. Step 6: Final answer
    x = 3,979.47

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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.