Home / 5,447.64-7,516.58-3,561.98

Finding the Fourth Proportional to 5,447.64, 7,516.58 and 3,561.98

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Solution

The fourth proportional to 5,447.64, 7,516.58 and 3,561.98 is: 4,914.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.64 : 7,516.58 = 3,561.98 : x
  2. Step 2: Convert to fraction form
    5,447.64/7,516.58 = 3,561.98/x
  3. Step 3: Cross multiply
    5,447.64x = 7,516.58 × 3,561.98
  4. Step 4: Simplify right side
    5,447.64x = 26,773,907.63
  5. Step 5: Solve for x
    x = 26,773,907.63/5,447.64
  6. Step 6: Final answer
    x = 4,914.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.