Home / 8,941.68-12,343.96-5,586.36

Finding the Fourth Proportional to 8,941.68, 12,343.96 and 5,586.36

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Solution

The fourth proportional to 8,941.68, 12,343.96 and 5,586.36 is: 7,711.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,941.68 : 12,343.96 = 5,586.36 : x
  2. Step 2: Convert to fraction form
    8,941.68/12,343.96 = 5,586.36/x
  3. Step 3: Cross multiply
    8,941.68x = 12,343.96 × 5,586.36
  4. Step 4: Simplify right side
    8,941.68x = 68,957,804.39
  5. Step 5: Solve for x
    x = 68,957,804.39/8,941.68
  6. Step 6: Final answer
    x = 7,711.95

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1.5x scale

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.