Home / 8,941.62-12,338.10-4,962.72

Finding the Fourth Proportional to 8,941.62, 12,338.10 and 4,962.72

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Solution

The fourth proportional to 8,941.62, 12,338.10 and 4,962.72 is: 6,847.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,941.62 : 12,338.10 = 4,962.72 : x
  2. Step 2: Convert to fraction form
    8,941.62/12,338.10 = 4,962.72/x
  3. Step 3: Cross multiply
    8,941.62x = 12,338.10 × 4,962.72
  4. Step 4: Simplify right side
    8,941.62x = 61,230,535.63
  5. Step 5: Solve for x
    x = 61,230,535.63/8,941.62
  6. Step 6: Final answer
    x = 6,847.81

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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.