Home / 8,343.95-12,516.93-3,960.36

Finding the Fourth Proportional to 8,343.95, 12,516.93 and 3,960.36

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Solution

The fourth proportional to 8,343.95, 12,516.93 and 3,960.36 is: 5,941.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,343.95 : 12,516.93 = 3,960.36 : x
  2. Step 2: Convert to fraction form
    8,343.95/12,516.93 = 3,960.36/x
  3. Step 3: Cross multiply
    8,343.95x = 12,516.93 × 3,960.36
  4. Step 4: Simplify right side
    8,343.95x = 49,571,548.89
  5. Step 5: Solve for x
    x = 49,571,548.89/8,343.95
  6. Step 6: Final answer
    x = 5,941.02

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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.