Home / 7,447.45-11,169.95-2,516.98

Finding the Fourth Proportional to 7,447.45, 11,169.95 and 2,516.98

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Solution

The fourth proportional to 7,447.45, 11,169.95 and 2,516.98 is: 3,775.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447.45 : 11,169.95 = 2,516.98 : x
  2. Step 2: Convert to fraction form
    7,447.45/11,169.95 = 2,516.98/x
  3. Step 3: Cross multiply
    7,447.45x = 11,169.95 × 2,516.98
  4. Step 4: Simplify right side
    7,447.45x = 28,114,540.75
  5. Step 5: Solve for x
    x = 28,114,540.75/7,447.45
  6. Step 6: Final answer
    x = 3,775.06

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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.