Home / 9,962.08-14,940.84-2,942.20

Finding the Fourth Proportional to 9,962.08, 14,940.84 and 2,942.20

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Solution

The fourth proportional to 9,962.08, 14,940.84 and 2,942.20 is: 4,412.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,962.08 : 14,940.84 = 2,942.20 : x
  2. Step 2: Convert to fraction form
    9,962.08/14,940.84 = 2,942.20/x
  3. Step 3: Cross multiply
    9,962.08x = 14,940.84 × 2,942.20
  4. Step 4: Simplify right side
    9,962.08x = 43,958,939.45
  5. Step 5: Solve for x
    x = 43,958,939.45/9,962.08
  6. Step 6: Final answer
    x = 4,412.63

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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.