Home / 9,975.09-14,962.55-3,819.09

Finding the Fourth Proportional to 9,975.09, 14,962.55 and 3,819.09

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Solution

The fourth proportional to 9,975.09, 14,962.55 and 3,819.09 is: 5,728.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,975.09 : 14,962.55 = 3,819.09 : x
  2. Step 2: Convert to fraction form
    9,975.09/14,962.55 = 3,819.09/x
  3. Step 3: Cross multiply
    9,975.09x = 14,962.55 × 3,819.09
  4. Step 4: Simplify right side
    9,975.09x = 57,143,305.98
  5. Step 5: Solve for x
    x = 57,143,305.98/9,975.09
  6. Step 6: Final answer
    x = 5,728.60

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Similar ratio
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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.