Home / 8,940.15-12,338.18-4,962.04

Finding the Fourth Proportional to 8,940.15, 12,338.18 and 4,962.04

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Solution

The fourth proportional to 8,940.15, 12,338.18 and 4,962.04 is: 6,848.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,940.15 : 12,338.18 = 4,962.04 : x
  2. Step 2: Convert to fraction form
    8,940.15/12,338.18 = 4,962.04/x
  3. Step 3: Cross multiply
    8,940.15x = 12,338.18 × 4,962.04
  4. Step 4: Simplify right side
    8,940.15x = 61,222,542.69
  5. Step 5: Solve for x
    x = 61,222,542.69/8,940.15
  6. Step 6: Final answer
    x = 6,848.04

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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.